Laptop Bag, Sleeve and Backpack -Adjustable backpack Chest strap Nylon belt Nylon belt Highlights generic brand Adjustable backpack Chest strap Nylon belt Nylon belt Description: Prevents straps from shoulder of the backpack from slipping off, holding them securely in place. Adjustable. You can adjust it to the expected length. Superior quality. It is made of sturdy straps and buckles. Easy to buckle and unbuckle. Each strap has a sliding lock that allows the buckle to be quickly released. Good replacement for changing your belly and damaged waist or chest strap. specification: Length: Chest strap: 20-27cm/7.87-10.63inches Waist strap: 25-35cm/9.84-1.78inches Color: yellow, red, blue, black, pink, navy Applicable to: Backpack. Package includes: 2 pcs Chest Straps or 2 pcs Waist Straps Note: Color may be slightly different due to the calibration of each monitor. Please allow slight measurement deviation due to manual measurement.