OPENING FOR EASY CLEANING - The 2L hydration bladder features a wide opening for easy filling and cleaning. The large opening allows convenient access for a hand or bottle brush to clean the interior. The screw-on cap is easy to attach and remove. For cold water, add ice cubes directly from a scoop or refrigerator ice dispenser. The smooth interior promotes hygiene and is easy to clean. PREMIUM QUALITY - The hydration bladder is made of high-quality materials. The water reservoir is taste-free and food-grade, tested to comply with safety standards. It does not leave any aftertaste in your drink. The 2L water bladder has passed pneumatic pressure testing and is pressure-tolerant. Double sealing technology enhances durability. REMAIN PROPERLY HYDRATED - This 2L hydration bladder withstands temperatures from 20 to 50 degrees Celsius. The tube resists temperature changes in hot and cold weather. Measuring 14.2 inches x 6.8 inches, the bladder is compatible with most hydration packs. The tube, with a 0.4-inch diameter and 40-inch length, provides a steady flow for easy drinking, keeping you hydrated during camping, biking, cycling, hiking, or running. WELL-SEALING WATER BLADDER - Stay hydrated without slowing down thanks to the high-flow bite valve. Simply bite the soft mouthpiece to drink. The on/off valve is easy to use and includes a cover to keep out dirt. Control water flow conveniently by biting. The quick-release tube is detachable. When removed, the connector automatically shuts off, preventing leaks and keeping the bladder filled. Store neatly in a fridge or cooler without tangling the hose. Capacity: 2L Color: Green Material: EVA Package Contents: 1 x Water Bladder Note: Light reflection and different displays may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.