LOCK-UP AGREEMENT

This LOCK-UP AGREEMENT (this “Agreement”) is made as of June __, 2016 by and between the undersigned person or entity (the “Restricted Holder”) and Miramar Labs, Inc. (formerly KTL Bamboo International Corp.), a Delaware corporation (the “Parent”). Capitalized terms used and not otherwise defined herein shall have the meanings given to such terms in the Merger Agreement (as defined below).

WHEREAS, pursuant to the transactions contemplated under that certain Agreement and Plan of Merger and Reorganization, dated as of June __, 2016 (the “Merger Agreement”), by and among the Parent, Miramar Acquisition Corp., a Delaware corporation (the “Acquisition Subsidiary”), and Miramar Technologies, Inc., a Delaware corporation (the “Company”), the Acquisition Subsidiary will merge with and into the Company, with the Company remaining as the surviving entity after the merger as a wholly-owned subsidiary of the Parent, and the stockholders of the Company will receive shares of Parent Common Stock (as defined below) in exchange for their capital stock of the Company pursuant to the terms of the Merger Agreement (the “Merger”);

WHEREAS, simultaneously with the closing of the Merger, Parent will complete a private placement offering (the “Private Placement Offering”) of a minimum of 1,800,000 shares of common stock of the Parent, par value $0.0001 per share (the “Parent Common Stock”), at a purchase price of $5.00 per share;

WHEREAS, in connection with the Merger and Private Placement Offering, the Parent will enter into a Registration Rights Agreement with the investors in the Private Placement Offering, Placement Agents in the Private Placement Offering, and certain Restricted Holders (the “Registration Rights Agreement”); and

WHEREAS, the Merger Agreement provides that, among other things, all the shares of Parent Common Stock owned by the Restricted Holder and all securities held by the Restricted Holder that are convertible into or exercisable or exchangeable for Parent Common Stock, in each case whether held on the date of closing of the Merger or thereafter acquired, and whether held beneficially or of record, including, without limitation, any shares of Parent Common Stock acquired pursuant to the Merger or Private Placement Offering (collectively, the “Restricted Securities”), shall be subject to certain restrictions on Disposition (as defined herein), and the Restricted Holder will be subject to certain other restrictions relating to the Parent Common Stock, subject to certain conditions all as more fully set forth herein;

NOW, THEREFORE, for good and valuable consideration, the receipt and sufficiency of which is hereby acknowledged, the parties hereby agree as follows:

(a)“Restricted Period” means the period of six (6) months commencing on the Closing Date the Merger, if applicable; provided, however, that the Restricted Period shall terminate prior to such date upon (a) the listing of the Parent Common Stock on the New York Stock Exchange, NYSE MKT or NASDAQ or (b) the closing of any underwritten public offering of the Parent’s

securities for gross proceeds of at least $25 million, with the written approval of the lead underwriter of such offering.

(b)During the Restricted Period, the Restricted Holder will not, directly or indirectly: (i) offer, sell, assign, transfer, pledge, hypothecate, contract to sell, grant an option to purchase or otherwise dispose of, or announce the intention to so dispose of, any Restricted Securities or (ii) enter into any swap, hedge or similar agreement or arrangement that transfers, in whole or in part, the economic consequence of ownership of any Restricted Securities (the actions described in clause (i) or (ii) above being hereinafter referred to as a “Disposition”).

(c)In addition, during the period of twelve (12) months commencing on the Closing Date of the Merger, the Restricted Holder will not, directly or indirectly, effect or agree to effect any short sale (as defined in Rule 200 under Regulation SHO of the Securities Exchange Act of 1934, as amended, (the “Exchange Act”)) with respect to any shares of Parent Common Stock, whether or not against the box, establish any “put equivalent position” (as defined in Rule 16a-1(h) under the Exchange Act) with respect to any shares of Parent Common Stock, borrow or pre-borrow any shares of Parent Common Stock, or grant any other right (including, without limitation, any put or call option) with respect to shares of the Parent Common Stock or with respect to any security that includes, is convertible into or exercisable for or derives any significant part of its value from shares of the Parent Common Stock or otherwise seek to hedge the Restricted Holder’s position in the Parent Common Stock.

(d)Notwithstanding anything contained herein to the contrary, the restrictions set forth in Section 1(b) shall not apply to:

provided, however, that

For purposes of clause (viii), “change of control” shall mean the transfer (whether by tender offer, merger, consolidation or other similar transaction), in one transaction or a series of related transactions, to a person or group of affiliated persons, of the Parent’s voting securities if, after such transfer, such person or group of affiliated persons would hold more than 50% of the outstanding voting securities of the Parent (or the surviving entity).

For purposes of this subsection (d), “immediate family” shall mean any relationship by blood, domestic partnership, marriage or adoption, not more remote than first cousin; and “affiliate” shall have the meaning set forth in Rule 405 under the Securities Act of 1933, as amended (the “Securities Act”).

(e)Furthermore, during the Restricted Period, the Restricted Holder may exercise any rights to purchase, exchange or convert any stock options granted to the Restricted Holder pursuant to the Parent’s equity incentive plans existing as of the date of the Merger or warrants or any other securities held by the Restricted Holder as of the date of the Merger, which securities are convertible into or exchangeable or exercisable for Parent Common Stock, and the Restricted Holder agrees that the shares of Parent Common Stock received upon such exercise, purchase, exchange or conversion shall be and remain Restricted Securities subject to the terms of this Agreement.

(f)In addition, the restrictions set forth in Section 1(b) shall not apply to the repurchase of Restricted Securities by the Parent in connection with the termination of the Restricted Holder’s employment or other service with the Parent or any of its subsidiaries.

(g)Notwithstanding anything herein to the contrary, nothing herein shall prevent the Restricted Holder from establishing a 10b5-1 trading plan that complies with Rule 10b5-1 under the Exchange Act (“10b5-1 Trading Plan”) or from amending an existing 10b5-1 Trading Plan so long as there are no sales or other Dispositions of Restricted Securities under such plans during the Restricted Period; and provided that no public announcement or filing under the Exchange Act, if any, is required or voluntarily made by or on behalf of the Restricted Holder or the Parent during the Restricted Period regarding the establishment of a 10b5-1 Trading Plan or the amendment of a 10b5-1 Trading Plan.

(a)In addition to any legends to reflect applicable transfer restrictions under federal or state securities laws, each certificate representing Restricted Securities shall be stamped or otherwise imprinted with the following legend:

“THE SECURITIES REPRESENTED HEREBY ARE SUBJECT TO THE TERMS AND CONDITIONS OF A LOCK-UP AGREEMENT, DATED AS OF [_______ ____], 2016, BETWEEN THE HOLDER HEREOF AND THE ISSUER, AND MAY ONLY BE SOLD OR TRANSFERRED IN ACCORDANCE WITH THE TERMS THEREOF.”

(b)The Restricted Holder hereby agrees and consents to the entry of stop transfer instructions with the Parent’s transfer agent and registrar against the transfer of the Restricted Securities except in compliance with this Agreement.

(a)Specific Performance. The Restricted Holder agrees that in the event of any breach or threatened breach by the Restricted Holder of any covenant, obligation or other provision contained in this Agreement, then the Parent shall be entitled (in addition to any other remedy that may be available to the Parent) to: (i) a decree or order of specific performance or mandamus to enforce the observance and performance of such covenant, obligation or other provision; and (ii) an injunction restraining such breach or threatened breach. The Restricted Holder further agrees that neither the Parent nor any other person or entity shall be required to obtain, furnish or post any

bond or similar instrument in connection with or as a condition to obtaining any remedy referred to in this Section 3, and the Restricted Holder irrevocably waives any right that he, she, or it may have to require the obtaining, furnishing or posting of any such bond or similar instrument.

(b)Other Agreements. Nothing in this Agreement shall limit any of the rights or remedies of the Parent under the Merger Agreement, or any of the rights or remedies of the Parent or any of the obligations of the Restricted Holder under any other agreement between the Restricted Holder and the Parent or any certificate or instrument executed by the Restricted Holder in favor of the Parent; and nothing in the Merger Agreement or in any other agreement, certificate or instrument shall limit any of the rights or remedies of the Parent or any of the obligations of the Restricted Holder under this Agreement.

(c)Notices. All notices, consents, waivers, and other communications which are required or permitted under this Agreement shall be in writing and will be deemed given to a party (a) on the date of delivery, if delivered to the appropriate address by hand or by nationally recognized overnight courier service (costs prepaid); (b) the date of transmission if sent by facsimile or e-mail with confirmation of transmission by the transmitting equipment if such notice or communication is delivered prior to 5:00 P.M., Pacific Time, on a business day, or the next business day after the date of transmission, if such notice or communication is delivered on a day that is not a business day or later than 5:00 P.M., Pacific Time, on a business day; (c) the date received or rejected by the addressee, if sent by certified mail, return receipt requested; or (d) seven days after the placement of the notice into the mails (first class postage prepaid), to the party at the address, facsimile number, or e-mail address furnished by the such party,

Any party may give any notice, request, demand, claim or other communication hereunder using any other means (including personal delivery, expedited courier, messenger service, telecopy, telex, ordinary mail or electronic mail), but no such notice, request, demand, claim or other communication shall be deemed to have been duly given unless and until it actually is received by the party for whom it is intended. Any party may change the address to which notices, requests, demands, claims, and other communications hereunder are to be delivered by giving the other Parties notice in the manner herein set forth.

(d)Severability. Any term or provision of this Agreement that is invalid or unenforceable in any situation in any jurisdiction shall not affect the validity or enforceability of the remaining terms and provisions hereof or the validity or enforceability of the offending term or provision in any other situation or in any other jurisdiction. If the final judgment of a court of competent jurisdiction declares that any term or provision hereof is invalid or unenforceable, the parties hereto agree that the court making such determination shall have the power to limit the term or provision, to delete specific words or phrases, or to replace any invalid or unenforceable term or provision with a term or provision that is valid and enforceable and that comes closest to expressing the intention of the invalid or unenforceable term or provision, and this Agreement shall be enforceable as so modified. In the event such court does not exercise the power granted to it in the prior sentence, the parties hereto agree to replace such invalid or unenforceable term or provision with a valid and enforceable term or provision that will achieve, to the extent possible, the economic, business and other purposes of such invalid or unenforceable term.

(e)Applicable Law; Jurisdiction. THIS AGREEMENT IS MADE UNDER, AND SHALL BE CONSTRUED AND ENFORCED IN ACCORDANCE WITH, THE LAWS OF THE STATE OF CALIFORNIA APPLICABLE TO AGREEMENTS MADE AND TO BE PERFORMED SOLELY THEREIN, WITHOUT GIVING EFFECT TO PRINCIPLES OF CONFLICTS OF LAW. In any action between or among any of the parties arising out of this Agreement, (i) each of the parties irrevocably and unconditionally consents and submits to the exclusive jurisdiction and venue of the courts of the State of California sitting in Santa Clara County, California, and the United States District Court for the Northern District of California sitting in San Francisco; (ii) if any such action is properly commenced in a state court, then, subject to applicable law, no party shall object to the removal of such action to such United States District Court; (iii) EACH OF THE PARTIES IRREVOCABLY WAIVES THE RIGHT TO TRIAL BY JURY; and (iv) each of the parties irrevocably consents to service of process (in addition to any other means of service authorized by law) by first class certified mail, return receipt requested, postage prepared, to the address at which such party is to receive notice in accordance with this Agreement.

(f)Waiver; Termination. No failure on the part of the Parent to exercise any power, right, privilege or remedy under this Agreement, and no delay on the part of the Parent in exercising any power, right, privilege or remedy under this Agreement, shall operate as a waiver of such power, right, privilege or remedy; and no single or partial exercise of any such power, right, privilege or remedy shall preclude any other or further exercise thereof or of any other power, right, privilege or remedy. The Parent shall not be deemed to have waived any claim arising out of this Agreement, or any power, right, privilege or remedy under this Agreement, unless the waiver of such claim, power, right, privilege or remedy is expressly set forth in a written instrument duly executed and delivered on behalf of the Parent; and any such waiver shall not be applicable or have any effect except in the specific instance in which it is given. If the Merger Agreement is terminated, this Agreement shall thereupon terminate.

(g)Captions. The captions contained in this Agreement are for convenience of reference only, shall not be deemed to be a part of this Agreement and shall not be referred to in connection with the construction or interpretation of this Agreement.

(h)Further Assurances. The Restricted Holder hereby represents and warrants that the Restricted Holder has full power and authority to enter into this Agreement and that this Agreement has been duly authorized (if the Restricted Holder is not a natural person), executed and delivered by the Restricted Holder and is a valid and binding agreement of the Restricted Holder.

(i)Entire Agreement. This Agreement sets forth the entire understanding of the Parent and the Restricted Holder relating to the subject matter hereof and supersedes all other prior agreements and understandings between the Parent and the Restricted Holder relating to the subject matter hereof.

(j)Non-Exclusivity. The rights and remedies of the Parent hereunder are not exclusive of or limited by any other rights or remedies which the Parent may have, whether at law, in equity, by contract or otherwise, all of which shall be cumulative (and not alternative).

(k)Amendments. This Agreement may not be amended, modified, altered or supplemented other than by means of a written instrument duly executed and delivered on behalf of the Parent and the Restricted Holder.

(l)Binding Nature. This Agreement and all authority herein conferred are irrevocable and shall survive the death or incapacity of the Restricted Holder (if a natural person) and shall be binding upon the heirs, personal representatives, successors and assigns of the Restricted Holder.

(m)Survival. Each of the representations, warranties, covenants and obligations contained in this Agreement shall survive the consummation of the Merger.

(n)Counterparts. This Agreement may be executed in separate counterparts, each of which shall be deemed an original and both of which shall constitute one and the same instrument.

IN WITNESS WHEREOF, the undersigned has executed and delivered this Agreement as of the date first set forth above.

By: ________________________________