BUILT Big Apple Buddies Sandwich and Snack Bag, Pearl Panda Apple Buddies Insulated Lunch Sack, Pearl Panda Exterior and zip lock made of 100% Ethylene Vinyl Acetate (EVA), Interior made of 100% Thermoplastic PolyOlefin (TPO) Features soft handle with side-release buckle; insulates up to 4 hours To clean, wipe with warm, soapy water; do not machine wash Measures 10-inch wide by 7-1/2-inch long by 4-1/2-inch deep