Highlights The 3L hydration pack offers you an optimal solution to the drinking water problem. Built-in with a water bladder, easy to add water; just open the cap of water bladder. Constructed by waterproof 600D high-density nylon material, tear-resistant, abrasion- resistant and durable. Equipped with a tube with a bite valve to drink, so you don\'t need to stop and hold it to drink. Slender and portable design with middle handle strap, adjustable webbing chest strap and shoulder straps, partaking the load when carrying heavy loads. Details Specifications Color: Jungle, Acu, Khaki, Black Material: Nylon,TPU Product Type: Hydration BackpacksWater Bladder Bag: 3LSize: Approx. 45 x 21cm (L*W)Backpack Usage: Normal Camping & HikingItem Size: 45.0cm x 20cm x 7.0cm/17.7 x 7.87 x 2.75inchesItem Weight: 376g/13.22oz *Note: *1. In order to avoid water leak, before using the water pack, please screw the tube with bladder. *2. Do not overfill the bladder with water, and tighten the back lid to prevent water flowing out. Overview Large filling port with secure seal. Bite valve design, convenient for switch on/off the flow of water. With hand carry strap and adjustable shoulder strap. Adjust it to the most comfortable position, suitable for heavy carrying and longtime exercise, walking. Sutiable for outdoor hiking, biking, climbing, etc. Illustrate: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. Please refer to the actual product.The measurement allowed error is +/- 1-3cm. *Product Notes: 1. For any product problems, you must provide communication vouchers, pictures, videos, etc. with the buyer. 2. The orders must meet the following requirements in order to accept returns and refunds, otherwise they will not be accepted.a. Product photos or dynamic videos showing the product in questionb. Screenshots of communication records with end consumersc. Outer packaging and label pictures (clear and complete label pictures on outer packaging)d. Screenshot of the distributor's order refund on the e-commerce platform/independent station. 3. If the product is returned to the overseas warehouse due to the wrong address, no refund will be given. 4. No reason to return any non-product problems, such as the following wrong order, wrong purchase by customer, customer dislike, etc. 5. Please contact the online customer service before returning the product for a refund, otherwise the return will not be refunded. 6. Items must be unworn, undamaged and in original packaging. Note: Dropshipping to 48 states in the United States. Some remote states in the United States (short code: PR, HI, VI, AE, AP, AK, GU, AS, MP) do not provide a drop shipping service for the time being. Warm Tip: Free Standard Shipping on all items. All All orders are shipped out via UPS, USPS, or LTL. And Other shipping methods etc. Transit time is 3-15business days varying on customer's location to fulfillment center.