1. 3-LAYER INSULATED DESIGN: Inner layer is alumimum film to make food fresh and warm. Middle material is thick soft foam to make insulation more effective. Outer layer is 300D oxford fabric, durable, wear-resistant, tear-resistance design. 2. ZEALED DESIGN: The bag room inside is fully sealed by insulated layer, splicing place is hemming design, no thread exposed, not easy to damage the insulated layer, make hot or cold food insulated last longer. 3. MORE UNIQUE DETAIL: Come with a POCKET to store your keys or phone. Sturdy nylon handle with STRESS-RELIEVING design, 2-WAY ZIPPER make it easy to seal the bag, great for grocery shopping, outdoor picnics, as food delivery bags, beach parties, camping, hiking, concerts and more. 4. 2-WAY to CARRY: Elegant Outlook, lightweight to carry, come with button design on the side bag. You can make it tranform to square bag to carry by hand or shoulder bag (Make sure the length of carry strap will fit your shoulder). Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.