What rubber rejuvenator/softener to choose if it has to be shipped

A.O. Smith Water Softener Cleaner Formula in the Water Softening & Filtration Accessories department at

Cleaner - Rubber Revitalizer, 1 oz, for restoration / protection

303 Rubber Seal Protectant

FLEXI-CLEAN Intensive Rubber Cleaner and Grease Remover 4/1 Gal. Case (NCL2610-29)

TECHSPRAY Roller Rejuvenator and Cleaner [2 oz] – Nashville Recording Supply

Max Professional 2145 Rubber Rejuvenator - 10 oz.,Black and Silver : Office Products

Has anyone used the The Rag Company - Ultra Clay Scrubber as a

Volkswagen Rubber Seal Care Kit

Max Professional 2145 Rubber Rejuvenator - 10 oz.,Black and Silver : Office Products

Tire Power Tire Softener Essex Parts Services, Inc.

Pro Products 1 Gal. Res Care Liquid Resin Cleaning Solution RK02B - The Home Depot