Description: Multifunctional double shoulder backpack, available in 2 colors. 35L capacity.The outer bag can hold flippers, separate from dry and wet, excellent waterproof. Use scenarios include diving, beach tourism, and outdoor adventure. Made of 500D encrypted water- nylon + PVC material, tear-resistant, high abrasion resistance, can effectively protect the contents of the bag. Fully waterproof. The bag adopts high-frequency voltage technology to achieve seamless matching with PVC waterproof material. Night reflective webbing guarantees night safety. Waterproof grade IPX7, you can swim in the water with it. Ergonomic padded shoulder straps and back support for the best air ventilation and easing. Adjustable chest and waist belts. Equipped with air vents, which can exhaust water and air. It can easily cope with every outdoor sports occasion. Specification: Material: Nylon+PVC Size(LxWH):Approx. 644218cm/2516.57inch Package Includes: 1 Piece Waterproof Backpack Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement.