Specifications:1. Product Name: 4 pcs outdoor climbing water bottle shackle2. Material: environmentally friendly silicone3. Features: hiking bottle hang buckle4. Size: about 5.5*3.5CM/2.17*1.37INPackage List:4*outdoor climbing water bottle shackleWater bottle buckle used for insulated water bottle26mm inside diameter. Does stretch slightly to fit over stainless steel water bottles. A snug fit once in placeIt is the best partner for a little leaky insulated water bottleWhen you use the water bottle buckle to hang the insulated water bottle outside of the bag or backpackThen you don’t need to worry that the important things in the bag will be wet due to the leaky bottleOn the other hand , it is more convenient for you to get the hanging insulated water bottleIn addition, you can show your loved insulated water bottle to othersWater bottle buckle used for disposed water bottleUsing a bottle buckle to hang water bottle is more handy for taking and saves backpack space to hold something else while camping, hiking and travelling. Warm Note:The neck diameter of the bottle needs to be at least 1.0in (2.5cm) for the holder to have a tight grip on it.