Features: Wide application,this bike cup holder has 3 hook&loop straps that could be easily attatched on the left or right side handlebars.like road bike,mountain bike,electric bike,folding-bike,kid-bike,wheelchair,scooter, etc. Free you-hands,our bike drink cup holder is equipped with mesh-pockets that can compatible-with most phone. you also can carry some small item like headphones, keys, cards, glove, wallet-and so-on. Fit most size of bottle,the bike water bottle holder with drawstring design,two size optional,which can shrink freely to fit of cups, cans of beer, large cups, coffee-mug, soft drinks, stainless steel-bottle. it also protects the water cup from falling. Keep your drink hot or cold,our water bottle holder with thermal insulation layer is designed to keep your drinks cold in-hot weather and warm in cold weather. This cup holder is made of nylon, it is durable and can be used as your faithful bicycle companion. Specifications: Material:Nylon Size:S/L Note: Please allow 1-2cm errors due to manual measurement. Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item. Package includes: 1 Piece Bike Water Bottle Holder