Hydration Bladder 3L 3litres 100oz, Exclusive Anti-microbial Material, BPA Free Tasteless Hydration Pack System, Large Opening Easy to Clean and Full Water Reservoir for Hiking Biking Climbing Cycling LARGE OPENING FOR EASY CLEANING & FILLING  Our hydration bladder has one of the largest opening on the market. The big opening makes for easy pouring of water. It is also fairly wide for a hand or bottle brush easily access to the interior hydration bladder. For cold water, simply add ice cubes directly from a scoop or refrigerator ice dispenser. Smoothness of the liner prevents germ and lime from adhesion, which promotes health and easy to clean. ANTI-MICROBIAL TECHNOLOGY  Your HEALTH matters! Our hydration bladder is made of Anti-bacteria material, over 600 kinds of bacteria could be killed, even washed or soaked into hot water, effect of anti-bacterial could still remained. Our proactive systems keep products cleaner and control odors by preventing problems and damaging microbial growth before they start. Taste free, non-toxic, BPA free, FDA certified and tested to comply with international safety standards. INSULATED TUBE COVER  Protects the water from the bladder bag against temperature changes in hot and cold weather, the water from water bag will remain cool in summer and warm in winter, the water tube cover also protects against harmful UV rays and abrasion, great bladder replacement. A MUST HAVE FOR EVERY OUTDOORS ENTHUSIAST  Whether you like backpacking, hiking, cycling, running, motorcycling, kayaking & other water sports, camping, skiboarding or you just love exploring nature and enjoy spending time outdoors, this heavy duty hydration bladder is ideal for you! Its lightweight design along with its 3L capacity will help you have access to clear water and remain perfectly hydrated at all times! TRY IT AND FEEL THE DIFFERENCE! ORDER NOW WITH NO RISK! 100% SATISFACTION GUARANTEE  Our awesome Hydration bladder is the BEST SELLER on Amazon for a reason! BEWARE OF CHEAP AND LOW-QUALITY IMITATIONS! Only water pack sold by GeekStyle (and Fulfilled by Amazon) are guaranteed to be the top quality, with excellent customer service. We only care about your 100% satisfaction, so our offer includes 100% Money-Back Guarantee & Replacements LIFETIME GUARANTEE! Don't Wait, Click the ADD TO CART Button Now!