Small size, large capacity. This is a great bag with water bottles, allowing you to take your cellphones, keys, money and cards while keeping you refreshed all day long; Free your hands, enjoy your running.Features:Ultra light and ultra thin, comfortable to wear.Breathable, soft and stretchy nylon fabric for moisture wicking and quick drying.Multiple independent pockets, well organized and easy to access.Reflective strap enhances visibility and safety at night.Comes with a 250ml water bladder to keep you hydrated and refreshed all day long.Ideal for running, cycling, mountaineering, hiking and other outdoor activities.Specifications:Material: 92% Nylon + 8% Spandex + TPU (water bottle )Color: Black / Black & red / Black & blue (optional)Bag Size: S-M / M-L / L-XL (optional)Bag Weight: 50 g / 1.8 ozSuitable Cellphone Size: <6.9''Package Size: 18 * 11.5 * 3.5 cm / 7.1 * 4.5 * 1.4 inPackage Weight: 190 g / 6.7 ozPackage List:1 * Waist Bag1 * 250ml Water Bottle