Specification AgeRangeDescription : Adult Athlete : cycling Brand : Maelstrom BulletPoint : COMMUTING AND ROAD_ All-purpose bike helmet offers all-round protection for everyday use. Multi-use helmet is ideal for all kinds of road cycling, from weekend club rides to daily commutes BulletPoint1 : Amazing Multi-Pocket Design: Unleash your inner adventurer with our 20-liter hiking backpack.Its main compartment perfect for clothes and essential first-aid items. The built-in front pocket secures valuables, the upper pocket is designed for sunglasses, and lower pockets provide easy access to items. Helmet storage is conveniently located between the outer and middle pockets, while the bottom features a dedicated outdoor tool pocket. BulletPoint2 : Hands-Free Leakproof Water Bladder: Stay hydrated on the go with a 2-liter bladder and bilateral hose outlets. The large opening design of the bladder ensures easy filling and cleaning. The separate insulated compartment provides hours of cooling with ice packs. The bladder is replaceable and supports up to 3 liters. BulletPoint3 : High-Flowing Hose Design: To prevent water leakage when not in use, we've designed a push-on straw tip of hydration backpack. Follow these steps:push on the tube tip,then gently bite the water outlet with your teeth.This easily allows for a high-density flow, quickly replenishing water when thirsty. BulletPoint4 : Effortless Outdoor Experience: Ideal for hiking, cycling, or skiing, and with a chic look perfect for music festivals, our 2-pound water backpack offers comfort and stability. It features a 3D breathable padded back and adjustable chest/waist straps, ensuring a perfect fit for all sizes. BulletPoint5 : Safety in Every Detail: Crafted with a 100% food-grade material bladder, a built-in whistle, high-density nylon fabric, and reflective strips that ensure visibility in low-light conditions.Mealstorm hydration pack provides much securities. Capacity : 20 liters Color : 1.Black CompatibleDevices : PC ConnectorGender : Male-to-Male ConnectorType : Usb Department : unisex-adult Department1 : boys Department2 : girls ExternallyAssignedProductIdentifier : 7325549930575 ExternallyAssignedProductIdentifier1 : 850051415700 ExternallyAssignedProductIdentifier2 : 0850051415700 ExternallyAssignedProductIdentifier3 : 00191972711909 GpsrSafetyAttestation : 1 ImportDesignation : Imported IncludedComponents : Backpack IndoorOutdoorUsage1 : outdoor IndoorOutdoorUsage2 : indoor ItemDisplayDimensions_Height : 8 inches ItemDisplayDimensions_Length : 13 inches ItemDisplayDimensions_Width : 10 inches ItemDisplayWeight : 1.7 pounds ItemName : Maelstrom Hydration Backpack, Hiking Backpack with 2L Water Bladder, High Flow Bite Valve Water Backpack Men Women Lightweight Insulation for Hiking, Cycling, Running, Climbing, Camping ItemPackageDimensions_Height : 32.4 centimeters ItemPackageDimensions_Length : 10.1 centimeters ItemPackageDimensions_Width : 26.1 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : sports-hydration-packs Manufacturer : Maelstrom Material : Nylon Material1 : Plastic Material2 : Acrylic Material3 : Polyester ModelName : MSHDB01 ModelNumber : MSHDB01 NumberOfItems : 1 NumberOfPins : 4 NumberOfPockets : 8 PackageLevel : unit PartNumber : MSHDB01 Pattern : Cartoon PocketDescription : [Slip Pocket, Slip Pocket, Utility Pocket, Utility Pocket, Stash Pocket or Utility Pocket] ProductDescription : Ventral Air MIPS NFC (CPSC) ProductSiteLaunchDate : 2024-01-11T08:30:52.948Z RecommendedUsesForProduct : Cycling Size : 2L Bladder SpecificationMet : RoHS SportType1 : Cycling SportType2 : Skiing SportType3 : Running SportType4 : Snowboarding SportType5 : Rock Climbing StrapType : Adjustable Style : Full Face SupplierDeclaredDgHzRegulation : not_applicable TankVolume : 2 liters TargetAudience : Unisex-Adults TargetAudience1 : Unisex-Kids TargetAudience2 : Unisex-Adults UnitCount : 1 UnspscCode : 53121603 Voltage : 5 volts WarrantyDescription : 1 year Wattage : 10 watts