Made from protective Neoprene (the wetsuit material). Insulates up to four hours (time varies depending on external temperatures) and folds flat for easy storage. Tested for lead safety – no Vinyl or PVC used. Zip closure and soft-grip handles. Stain resistant. Recommended weight tolerance: 30 lbs. The interior color of BUILT® and BYO® items may vary. The color of the BUILT® and BYO® logos may vary. BUILT® retail tags are removed prior to decoration and not reattached