Specifications: Bike bottle holder can be easily installed with just three adjustable straps, keeping the water bottle safe and stable even on rough roads. Protect your bottles from falling off as you ride. Cup holder fits 0.9 inch to 2 inch bar, no tools required, just install by your hand. Adjustable drawstring design for almost kinds of cups and water bottles. Perfectly hold your 12-32 oz cans of beer, large cups, coffee mug, soft drinks, stainless steel bottle. Not just a cup holder, It is also ideal to hold bottle, cell phone, wall charger and much more to make your item organized. With PEVA thermal insulation layer is designed to keep your drinks cold in hot weather and warm in cold weather. This cup holder is made of premium oxford cloth and PEVA, it is durable and can be used as your faithful bicycle companion. Item Name: Bike Bottle Holder Material: Oxford Cloth, PEVA Features: Convenient, Durable, Easy to Install Applicable: Bicycles, Strollers, Golf Carts, Wheelchairs, Backpacks, Hanging Bags, Various Poles Size: 17.5cm x 8.3cm/6.89" x 3.27" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Bike Bottle Holder(Not Included Bottle)