Wolt Cooler Backpack,24 Cans Insulated Backpack Cooler Leakproof,Lightweight polyester Imported [LEAKPROOF INSULATED] The inner insulation material of the insulated cooler backpack and upgraded leak-proof PEVA liner work together to make sure anti-leaking and keep food warm or cold for 12 hours with ice packs. [LARGE CAPACITY LUNCH BACKPACK]24cans/ 20L / 32*20*40cm. The cooler backpack holds up to 24 Cans of 330ml drinks and ice pack in roomy storage compartment, side pockets can hold 2 bottles of wine.The soft side cooler has a bottle opener on the shoulder strap for beer and drinks. There is an adjustable buckle above the right mesh bag to hold the wine bottle perfectly.The shoulder strap has a stretch cord to hang the sunglasses. [ DETACHABLE LINER DESIGN] A heavy duty welded seam removable liner that makes this back pack cooler easy to thoroughly clean and dry at days end. The liner actually sleeves into a more conventional plastic lined cooler bag pocket and is held in place with Velcro for easy installation and removal. Can easily hose off the entire bag and hang dry at days end. [DURABLE ERGONOMIC DESIGN]The backpack cooler are made of heavy duty nylon that won?t rip, tear or scratch, but easy to carry.Thick padded back with ergonomic breathable design with adjustable shoulder straps offer the maximum comfort and support. [MULTIPLE FUNCTIONS]As well as being an excellent insulated backpack cooler,it is also can be a perfect backpack lunch bag,beach cooler,hiking backpack,camping backpack,fishing backpack,travel backpack,hunting,trail,cycling and other outdoor activities. 100% Satisfaction Guarantee: WOLT is highly committed to every customer. We stand behind our products and customers. Our ultimate goal is to satisfy each and every customer from the moment you purchase our products. If you have any dissatisfaction with our product, please get in touch with us anytime, we will provide you with a 100% satisfaction solution.