Body is made by High Quality 304 Stainless Steel Lid Cover is made by Safe Food-Grade PP External body crafted and designed with a powder coated finish to last and will not rust The double vacuum insulated wall reduce air heat transfer and keep water hot for up to 12 hours Durable stainless steel interior and exterior withstand the demands of everyday use The natural rubber cup bottom, anti-skid and wear-resistant The lid avoids leakage so you rest assured when drinking 500 ml enough capacity is perfect for people at office, school, family, park, hiking, camping, indoor and outdoor activity

Product details of 3 in 1 Vacuum Insulated Thermal Flask Set