UA Storm technology delivers an element-battling, highly water-repellent finish Tough, TPU-coated & foam-lined bottom & side panels for added durability & structure Large vented pocket for laundry or shoes & internal slip pockets for organization Large front zippered organization pocket & molle webbing attachment points Side mesh slip pocket Adjustable shoulder strap - Top grab handle Dimensions When Full: 8.7W x 8.9H x 17.6L Volume: 23L 100% Polyester.