foam cooler box: Food-grade environmental materials Portable handle,easy to carry Removable lid Ductile box body,firm 36L PU foam cooler box:-Integrated thermal insulation design,good sealing performance,long thermal insulation time-Food-grade environmental materials-Portable handle,easy to carry-Removable lid-Ductile box body,firm,durable-User-friendly automatic snap,automatic snapping under ...