A must-have equipment for Outdoor Sports. This 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 as well. 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（includes bladder）. Made from lightweight, breathable mesh on the back panel and high-quality nylon fabric, designed to keep you cool and dry while wearing.Very attractive, comfortable and durable.