This pouch is a great storage bag for your water bottle and other accessories when cycling, camping, hiking, fishing, and other outdoor activities. Features: Ripstop water-resistant polyester construction. Elastic drawcord closure keeps your bottle in place. Adjustable straps for easy installation on handlebars. Great bag for holding water bottle, keys, cellphone, and other items. Specifications: Material: Polyester Size: M / L (optional) M: 13 * 8 * 8cm / 5.1 * 3.1 * 3.1in; Weight: 65g / 2.3oz L: 17 * 8 * 8cm / 6.7 * 3.1 * 3.1in; Weight: 75g / 2.6oz Package List: 1 * Water Bottle Bag