Neoprene | | Imported | | Machine Washable: This Mid Sized, Stretchy Neoprene Lunch Tote Is Made From Machine Washable Neoprene; No Need To Worry About Accidents And Spills Inside Or Outside Your Tote Because You Can Easily Machine Wash It On Cold And Let It Air Dry | | Neoprene Insulating Material: Keeps Food Cold (Or Warm) For Up To 4 Hours, Depending On The Content And Outside Temperature; The Cooler The Contents The Longer They Will Stay Cold | | Durable Reusable: This Lunch Bag Is Reusable And Extremely Durable, Stain, Tear And Water Resistant While Being Lightweight So It DoesnT Add To Your Load | | Expandable Stores Flat: The Neoprene Material Allows The Lunch Tote To Expand To Fit A Variety Of Food And Drink Containers With A Flat Bottom To Sit Upright. This Tote Packs More Than You Would Think But Is Still Able To Fold Flat To Take Up Less Space | | Secure Zipper Closure Easy To Carry: This Lunch Tote Has A Smooth Secure Zipper Closure To Kee.