Camco's RV/Marine Battery Box Strap with Buckle secures your battery box during travel. It helps keep your automotive, RV and marine batteries safe. The adjustable strap measures 48-inches (L) x 1 ½-inches (W) and is compatible with all Camco battery boxes. The side release buckle is simple to connect and tighten. Product includes (1) strap, (1) female buckle and (1) male buckle. The strap is made of durable, UV-stabilized polymer webbing.