OptionalPack of three dry bags in different sizes, includes 1.5L 2.5L 3.5L bags. DurabilityHigh quality rip-stop polyester fabric with waterproof roll-top closure, keep your items dry. WaterproofCovered with well-stitched, taped seams, sealed tape, PU lining for waterproofing. Wide UseUltra lightweight, good for outdoor activities such as kayaking, fishing, hiking, traveling. AttentionNot for total immersion. Durable and Waterproof The dry bag is made of high quality rip-stop polyester fabric and the waterproof crimp seal keeps clothes dry. Quality Stitching The waterproof bag is well stitched, with taped seams, taped joints, and PU lining. It can be sealed as shown in the figure to achieve a good waterproof effect. Widely Applicable Three different sizes of dry bag packaging, 1.5L 2.5L 3.5L, are very suitable for outdoor activities such as rafting, diving, and swimming.