*KeyFeatures *Practical & Innovative Water Bladder: This hydration backpack has a large opening for effortless filling and cleaning. It features an automatic shut-on/off valve to avoid leakage, a 360 mouthpiece with a dust-proof cap to maintain hygiene, an ergonomic handle design for convenience and functionality. Experience a seamless and convenient drinking experience. *3L Practical Water Bladder: The hiking backpack with hydration bladder includes a food-grade TPU water bladder, ensuring a pleasant drinking experience. Its leak-proof automatic shut-on/off valve and sealed detection technology avoid leak risks, providing you with peace of mind. *Durable & Waterproof 600D Oxford Fabric: The hiking backpack with water bladder is made from high-density 600D waterproof nylon. It is tear-resistant and abrasion-resistant for various outdoor conditions. The brand zippers are tested 3000 times for long-lasting durability. Experience smooth and effortless use on adventures and long trips. *Your Ideal Storage Companion: The running backpack boasts a 18L large-capacity design. In addition to the main pocket for a 3L water bag, the large-capacity main pocket can also store clothes, tablets, and more. Three inner pockets hold wallets, phones, food and other items, while the outer layer features five Molle straps for attaching flashlights, water bottles, and other gear. Flexible and customizable storage keeps every item within reach. *Security and Functionality Outdoors: This hydration pack backpack offers breathable mesh back padding to reduce stuffiness, and shoulder and waist straps with foam padding fit securely, providing a comfortable all-day carrying experience. Water tube clips and an emergency whistle enhance security performance, making it suitable for hunting, hiking, cycling, trail running, and various outdoor activities. ******************************************************************************************************* *Specifications Item Model Number: SS-69960-1 Color: CP Camouflage Material: 600D Oxford Fabric Backpack Capacity: 18L Hydration Bladder Color: Sky Blue with a Large Opening Hydration Bladder Material: TPU Hydration Bladder Capacity: 3L Product Dimensions: 18.50 x 8.27 x 4.72 in / 470 x 210 x 120 mm Product Weight: 1.67 lbs / 0.76 kg ******************************************************************************************************* *Pakcage Content 1 X Hydration Backpack 1 x American Flag Patch 1 x 3L Hydration Bladder