The SuperBand X is an updated design that is a tough, lightweight and simple solution to attach virtually anything to your bikeEasily holds down small items such as a light jacket, sunglasses, energy bars, pump, tubes, C02 cartridges, water bottle, flashlight, Bluetooth speaker, etcEasily attaches to the top tube, stem or seat post using durable rubber O-rings (2 sizes included)Can be attached to the water bottle bolts or a separate water bottle bracketUse on a bicycle, golf cart, stroller, ATV/UTVUniversalBlackUPC/EAN/GTIN: 859402006628