【High-Quality Materials and Craftsmanship】 - We applied best-in-class standards when designing this product. The surface is made of 900D high-density Oxford fabric with a PU layer, far superior to 600D and 300D materials, and uses high-end hardware accessories, a thick customized aluminum film liner, and is 100% leak-proof. -- We have chosen a factory that produces products for listed companies to manufacture this product. 【Large Capacity】-- An organized and spacious main space. 12L, 26*16*27cm (L x W x H, 10.3"*6.3"*10.6" inches). -- A convenient front pocket with magnetic closure and a semi-circular cover. -- A zippered pocket on the back of the bag. -- Two pockets on both sides of the bag, one of which has a zipper. 【Excellent Insulation】-- Four layers of material prevent heat transfer. 900D PU high-elastic high-density Oxford + 5mm EPE foam (this thickness considers the insulation, aesthetics, and durability of the bag) + non-woven fabric + thick customized aluminum film liner. This product is new, but There is no packaging. Please purchase only if you understand this.