The SuperBand is a tough, lightweight, and simple solution to attach virtually anything to your bike. - Fits all size smartphones with or without a case (iPhone 10/X, 11, X plus, 7, plus, 8 plus, Samsung Galaxy, Samsung Note, Google Pixel 2, Google Pixel 2 XL, OnePlus, etc.) - Easily holds down small items such as a light jacket, sunglasses, energy bars, pump, tubes, C02 cartridges, water bottle, flashlight, Bluetooth speaker, etc. - Easily 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 bracket - Use on a bicycle, golf cart, stroller, ATV/UTV