Well Insulated: With modern design and attractive color, this soft cooler is made of wear-resistant strong outer Oxford fabric, 8mm thick insulated walls and food-grade PEVA liner (BPA free) can keep your food warm/cold/fresh for 8-12 hours subject to the content and working places Food grade and Leakproof lining: Heat-welded technology make the interior of the lunch bag leakproof. Smooth interior is easier to wipe clean than that of many other models with exposed seams and crevices that trap food and residue, designed with food safe materials 30-Can Insulated Lunch Bag: Roomy insulated main compartment with a large opening and dual zippers. 18L capacity, Hold up to 30 cans or 15 beers; Inner dimension 11.5L*8W*9.5H inch. Ideal size for adults work lunch, day trip traveling, park, tailgating, hiking, camping, beach or backyard use 5 Exterior Handy Pockets: 3 Front zipper pockets for dry storage and accessories included 1 front insulated expandable bottle holder, 2 large side mesh pockets for water bottles. With its multiple pockets, you can carry a single bag that fits all your things. A padded detachable shoulder strap plus a padded top handle for comfy and versatile carrying Additional Features: You can access the cooler from the quick access flap without opening the top lid. This helps in maintaining the cold temperature inside the cooler Research & Development We have several options for developing new designs: 1) Customers provide their artworks and samples for making samples 2) Customers give us only their ideas, and we design and develop them. 3) We design and develop our new products according to our marketing experience for our customers' choice 4) Every season we develop new fabric and new colors for our customers. Sending us your product ideas today to contact us for more information on our abilities. Quality & QC procedure After the order is confirmed, we have a meeting with all the departments before production, investigate all the workmanship and technical details, make sure all the details are under control. 1)100% inspection for the cutting, main trim, production(making a pre-production sample before production)and the finished product. 2)Morning meetings by the factory director each day; 3)Q/A for the during and finished production; 4)Q/A for packing inspection; 5)Final inspection while packing up all the messenger bags. If there is no other problem at this stage, our QC will issue the inspection report and release for shipping 6) We strictly follow ISO AQL standards