Description The backpack chest strap with buckle is made of premium nylon material, durable and resistant to rot. With adjustable length to fit most sizes, it keeps shoulder straps of your backpack. With quick release buckle, it's easy to buckle and unbuckle. D rings are designed for attaching some light stuff when you hike outside. Feature - Color: Black.- Material: Nylon.- Size: 40 x 3 x 1 cm.- Keeps shoulder straps of your backpack securely in place, and lets your hands get free.- Made of premium nylon material, durable to use.- Easy release buckle design, quick to buckle and unbuckle.- D rings design for attaching some light stuff when hiking.- Adjustable length from 20 to 60 cm, compatible with most bags.Packing list: 1 x Chest Strap