Must Equipment for Outdoor Sports. hydration pack comes with a built-in 2L EVA replaceable bladder that allows you to carry your water conveniently. It includes a wide screw cap so you can add ice cubes for a cool drink. The best gift for anyone who loves outdoor sports such as hiking, camping, climbing, biking, cycling, walking, or running.
High-Quality Material. This hydration pack measures 18 in x 9 in x 2 in and weighs only 16 ounces（include bladder）. Made from lightweight, breathable mesh back panel and high-quality nylon fabric, designed to keep you cool and dry while on your outing.Very attractive, comfortable and durable.
Please Allow 12-25 Days For This Great Discounted Product To Arrive At Your Door.