CamelBak: RUGGED AND RELIABLE GROUP HYDRATION Keep your drinks cool with our latest innovation in hydration that’s sure to keep your crew fueled for the overnight camping trip or a day at the beach. Easy to carry shoulder strap means bringing 3L of hydration along for friends and family. From the backyard to the beach to the campsite, the ChillBak™ Cube 18 helps people come together on the trail and on the move with hydration that’s convenient to carry for all-day adventuresFEATURESINCLUDES 3L FUSION GROUP RESERVOIR WITH TRU® ZIP WATERPROOF ZIPPERRESERVOIR STOWS CONVENIENTLY BEHIND ZIPPERED BACKPANELHOSE WITH SPIGOT IS ACCESSIBLE FROM EXTERIOR OF PACK THROUGH FLOW PORTROLL-TOP CLOSURE ALLOWS SINGLE-HANDED ACCESS WHILE PROVIDING GREATER DURABILITY AND SUPERIOR THERMAL EFFICIENCY THAN A ZIPPERBUILT-IN CARRY HANDLES AND REMOVABLE PADDED SHOULDER STRAP PROVIDE MULTIPLE CARRY OPTIONSTRAP DOOR SEPARATES DRY ITEMS FROM ICE AND PROVIDES A SECONDARY LAYER OF INSULATIONSTRETCH POCKET FOR BOTTLE OPENER AND OTHER ESSENTIAL ITEMSCAN HOLD 16 CANS WITH 12 LBS OF ICE (WITH FULL RESERVOIR INSTALLED)HOLDS 22 LBS OF ICE ONLY SPECIFICATIONSTOTAL CAPACITY: 18L : 1098 CU INDRY STORAGE CAPACITY: 5L : 305 CU ININSULATED CAPACITY: 15L : 915 CU INRESERVOIR CAPACITY: 3L : 183 CU INWEIGHT: 1632G : 3 LBS 9 OZDIMENSIONS: 13.4 X 13.4 X 8.7 IN : 34 X 34 X 22CMMATERIALSMAIN FABRIC: TPU COATED 400D NYLON RIPSTOP BLUESIGN APPROVEDLINER: 420D NYLON OXFORD, ETHER TPU COATEDBASEPLATE: MOLDED EVA BOOT