Dimensions: 10.5 x 3.5 x 9.5 Inch. This lunch bag has enough capacity for students to bring lunch back to school, office workers, outings, picnics or excursions, etc.Sturdy/Wear-resistant: 300D Oxford Cloth + Braided Belt + Net Pocket + High-quality Aluminum Film (PET Aluminum + PEVA). The outer material of the lunch bag is Oxford cloth and the inner layer is a high quality aluminum lining. Not only does it keep warm for a long time, but it is also tear-resistant, abrasion-resistant, mildly waterproof, easy to clean, leak-proof, and can protect you from water leaks or spills, it is moisture-proof, quick and simple in structure.Portable Design: There is a tote bag on the top side of the meal bag and a long detachable shoulder strap on the side, which can be carried by hand or crossbody, which is very convenient to carry. The small, lightweight main pocket has plenty of room for snacks, cutlery and a juice box, the inner mesh pocket is perfect for napkins and cutlery, and there is an outer mesh pocket for an umbrella or water bottle.Low-Carbon Environmental Protection: The lunch bag is suitable for students/office worker/teacher to bring lunch back to school, office workers, outings, picnics or short trips, etc. Enough for lunch and drinks for children. make change! Reusable, eco-friendly lunch bags help reduce waste and enable a low-carbon life. It can also be a practical gift for friends and family!Warm Tips: Do not wash, partial scrub, do not dry clean, do not iron. If you have any questions, please contact us by email, our customer service will answer your questions within 24 hours!