Features: Keep meals freshness and beverages chilled for hours with this insulated lunch bag featuring advanced thermal materials, perfect for outdoors adventure or daily commutes. Crafted from durable Oxford fabric, this coolers bag boasts amultifunctional design that conversions seamlessly between food storage, ice retention, and convenient portability. Ideal for camping enthusiasts, fitness professionals, and families needing reliable temperature controlled storage during extended outings. Maintain food safety during beach picnics, mountain hikes, sports event, or weekends campings with its leak proof construction and solid insulation. The spacious interior accommodates multiple containers and drink bottles while adjustable padded straps ensure comfortable carrying across diverse terrains. Specifications: Component:Oxford Cloth Size:Approx.31x20x45cm/12.2x7.9x17.71inches Capacity:30Liters Color:Black/Gray Package Includes: 1Pc Insulated Waterproof backpacks note: Please allow 1-2cm error due to manual measurement. Please make sure you will not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color of the item. Thanks!