Supplemental Indenture dated January 28, 2019 to the Indenture dated July 6, 2018, by and among Energizer Holdings, Inc., as successor by merger to Energizer Gamma Acquisition, Inc., the Guarantors party thereto and The Bank of New York Mellon Trust Company, N.A., as Trustee

Exhibit 4.4

Execution Version

SUPPLEMENTAL INDENTURE

dated as of January 28, 2019,

among

ENERGIZER HOLDINGS, INC.,

The Guarantors Party Hereto

and

THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A.,

as Trustee

6.375% Senior Notes due 2026

THIS SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), entered into as of January 28, 2019, among ENERGIZER HOLDINGS, INC., a Missouri corporation (the “Issuer”), ARMORED AUTOGROUP INC., a Delaware corporation, THE ARMOR ALL/STP PRODUCTS COMPANY, a Delaware corporation, STP PRODUCTS MANUFACTURING COMPANY, a Delaware corporation, and ARMORED AUTOGROUP SALES INC., a Delaware corporation (each an “Undersigned”) and THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., as trustee (the “Trustee”).

RECITALS

WHEREAS, Energizer Gamma Acquisition, Inc. (the “Escrow Issuer”) and the Trustee entered into an Indenture, dated as of July 6, 2018 (the “Original Indenture”), relating to the Escrow Issuer’s 6.375% Senior Notes due 2026 (the “Notes”);

WHEREAS, the Issuer and the Guarantors party thereto have heretofore executed and delivered to the Trustee the Supplemental Indenture to the Original Indenture dated as of January 2, 2019 (the Original Indenture, as supplemented by such Supplemental Indenture, the “Indenture”), whereby the Issuer agreed to assume all of the obligations of the Escrow Issuer under the Notes and the Original Indenture and the Guarantors agreed to be bound by the provisions of the Indenture applicable to the Guarantors;

WHEREAS, as a condition to the Trustee entering into the Indenture and the purchase of the Notes by the Holders, the Issuer agreed pursuant to the Indenture to cause any Domestic Restricted Subsidiary of the Issuer that is required to provide a guarantee or is a borrower under the New Credit Agreement to provide a Note Guaranty.

AGREEMENT

NOW, THEREFORE, in consideration of the premises and mutual covenants herein contained and intending to be legally bound, the parties to this Supplemental Indenture hereby agree as follows:

Section 1. Capitalized terms used herein and not otherwise defined herein are used as defined in the Indenture.

Section 2. Each Undersigned, by its execution of this Supplemental Indenture, agrees to be a Guarantor under the Indenture and to be bound by the terms of the Indenture applicable to Guarantors, including, but not limited to, Article 10 thereof.

Section 3. This Supplemental Indenture shall be governed by and construed in accordance with the laws of the State of New York, but without giving effect to applicable principles of conflicts of law to the extent that the application of the laws of another jurisdiction would be required thereby.

Section 4. This Supplemental Indenture may be signed in various counterparts which together will constitute one and the same instrument. Delivery of an executed signature page by

facsimile or electronic transmission (e.g. “pdf” or “tif”), or any electronic signature complying with the U.S. federal ESIGN Act of 2000, Uniform Electronic Transactions Act or other applicable law, e.g., www.docusign.com, shall be effective as delivery of a manually executed counterpart hereof.

Section 5. This Supplemental Indenture is an amendment supplemental to the Indenture, and the Indenture and this Supplemental Indenture will henceforth be read together.

Section 6. The recitals and statements herein are deemed to be those of the Issuer and the Undersigned and not the Trustee. The Trustee shall not be responsible in any manner whatsoever for or in respect of the validity or sufficiency of this Supplemental Indenture or the Guarantees provided by the Guarantors party to this Supplemental Indenture.

Section 7. All notices or other communications to the Issuer and the Guarantors shall be given as provided in Section 12.02 of the Indenture.

[Remainder of page intentionally left blank.]

IN WITNESS WHEREOF, the parties hereto have caused this Supplemental Indenture to be duly executed as of the date first above written.

[Signature Page to Supplemental Indenture (USD)]