For those seeking a high-quality dry bag backpack, look no further than KayakGadget's branded 500D PVC collapsible waterproof backpack. Suitable for all outdoor activities, this backpack features a water-resistant windowed zipper pocket and a reflective safety badge on the front, as well as convenient mesh drink pouches on the sides. Additionally, a carry handle on the top allows for easy transport when not being worn on the back. Inside, the bag boasts a spacious interior. The durable plastic buckles can be adjusted to fit the shoulder harness (non-removable), waist belt, and chest strap, with the chest strap buckle also including an integrated safety rescue whistle. With a waterproof level of IPX6, this product can withstand being sprayed with 100 liters per minute at a pressure of at least 15psi for at least 3 minutes from all directions. In other words, IPX6 rated protection offers extreme waterproofing and is resistant to inclement weather and non-sustained