Kapka is the perfect hydration pack for adventures near and far. With 15 Liters of total cargo capacity and a taste-free, premium 3 L bladder, the versatile Kapka carries everything you need for day long excursions and more. Notable features include a padded reservoir/tablet sleeve, fleece-lined sunglass/accessory pocket, and vented shoulder straps. Kapka is fully-insulated to help protect gear and keep your water cooler in the Summer and freeze-free in the Winter. Kapka includes Mazama's 3 L wide-mouth, top fill AXE bladder made with taste-free, USA-sourced film. Kapka comes with a bonus mini multi-tool as well. Features: - Stabilizer wings with easy access pockets - Left or right drink tube routing - Insulated pack walls and reservoir pocket to keep water cooler - Blinker light attachment - Air flow back panel - Adjustable sternum strap - Shove-it pocket for helmet or extra gear - Side bottle holsters - Ripstop Hex Nylon - Internal organizer pockets - Fleece-lined accessory/sunglass pocket - Padded, air flow shoulder straps - Emergency whistle - Front and back reflectives - Side stabilizers with pockets - Side compression straps Pack Specs: - Sizes: One size - Pack dimensions: 19 x 11 x 6 inches - Fluid Capacity: 100 oz (3 Liters) reservoir - Cargo capacity: 15 Liters - Weight: 1.25 lb (567) grams) - Waistbelt range: 18-58 inches Reservoir System Features: - Wide mouth fill port for easy fill-up and cleaning - Lock-and-go leak-proof fill port closure - Taste-free, USA-sourced film - Full length handle for easy fill-up and pack loading - Drink tube with mid-line quick connect - High flow bite-valve with push button shut-off - Insulated bite valve cover - Auto locate drink tube magnet retainer - PVC/BPA-free - FDA food-grade materials Reservoir System Specs: - Capacity: 100 ounces (3 Liters) - Dimensions: 17 x 6.5 inches (empty) - Weight: 7 oz. (195 grams) - Drink Tube: 1/4 in. ID x 3/8 in. OD x 39 in.