Nylon Adjustable Backpack Bag Strap Shoudler Strap Chest Strap Replacement Repair Accessory Package included: 1 Pair of Nylon Adjustable Backpack Feature: Relieve Shoulder Pressure: Widened Strap Design Is Available For Balancing The Shoulder Pressure, Offering You More Comfortable Feeling. Quick Release Hook Buckle: Quick Release Built-In Buckle Ensures An Easy Installation And Adjustable Design Fits For Most People. Keep You Safe: The Reflective Tape On The Strap Keep You Invisible Even In A Dark Environment, Which Ensures Your Safety. Wide Application: It Not Only Could Be Used As Backpack Strap Replacement, But Also Could Be Used For Hanging Water Bottles Or Some Other Heavy Items, Which Could Free Your Hands.