BUILT Neoprene Verve Lunch Bag, Scatter Dot Insulates up to four hours (time varies depending on external temperatures) Tested for lead safety-no vinyl or PVC used Made from neoprene (the wetsuit material); Includes interior pocket; Zip closure; Stores flat Zip closure; soft-grip handles; stores flat Stain resistant; Machine wash cold, drip dry-remove strap before washing