<br><b>SKL Hydration Backpack with 2L BPA Free Water Bladder, This 10 years' classic style hydration backPack is your best choice for outdoor sports!<br></b> <br>Supplying you with cold water for a minimum of 4 hours, SKL Hydration BackPack are the perfect solution for running, cycling, biking, hiking, climbing, skiing or hunting. <br> <br><b>SKL Product Manager Remind:</b> <br>1.Do not put the hydration pack water bladder and knives, needles and other metal cutlery placed together. <br>2.Be sure to wash your bladder before your first use: Rinse out your bladder with lemon juice or mild soap and warm water to remove any residues—then let your bladder dry out completely before reassembling it. <br>3.Please clean the water bag regularly to avoid odor. <br> <br><b>Suitable Sport: </b> <br>Running <br>Cycling <br>Hiking <br>Skiing <br>Hunting <br>Other outdoor activities... <br> <br><b>Item Specifics: </b> <br>Color: Black, Blue, Orange <br>Blue(2L BPA Free Water Bladder) <br>Age: Child / Youth / Boys / Girls / Women / Men <br>Material: Lightweight, Adjustable, Comfortable, Breathable Mesh Back Panel and High-Quality Nylon Fabric <br> <br><b>Size:</b> <br>size: 12.5 x 8.4 x 3.9 inches/31 x 21 x 11 cm <br> <br><b>Package Includes: </b> <br>1 PCS * 2L Bladder <br>1 PCS * SKL Hydration Backpack <br> <br><b>Warranty: </b> <br>LIFETIME 100% SATISFACTION GUARANTEE - Please contact us via if for any reasons that our hydration pack doesn’t meet your expectations, we’ll issue you a full refund or replacement