Key item features -Hydration Capacity: Holds 3 liters (101 Fl Oz) of water, perfect for outdoor activities. -Leak Protection: Bite valve with on/off switch provides extra leak protection. -Easy Filling: Flat wide cap with tether allows for easy filling with ice and water. -Simple Cleaning: Removable screw-on hose makes cleaning effortless. -Lightweight Design: Weighs only 0.18 lb, making it easy to carry. -Dimensions: Measures 9.2 inches in width, 8 inches in height, and 1.18 inches in depth. -Compatibility: Fits all Outdoor Products, Timber hawk, and Fieldline Pro hydration compatible backpacks. -Safe Material: 100% BPA free and FDA approved, ensuring safe use for all ages. Perfect for hiking, long day at the park, working out/exercising. New in box! Never used! Smoke/pet free home!