The KEEPER® engineered 19 in. EPDM rubber compound takes rubber straps to the next level of strength and durability. Unlike most competitors' straps constructed from inferior rubber, these straps won’t crack, rot, or lose rebound qualities with repeated use. It features quality rubber that remains non-brittle in temperatures as low as -40°F, high temperature, or demanding elements and can be used all year-round. The Zinc-plated, steel hooks resist corrosion and don't bend, break, or rust as easily making KEEPER® EPDM Rubber Straps the best choice when it comes to your securing your valuables. Comes in a convenient two-pack to secure multiple items.