This is a new and improved household solution to keep water hot/cold known as Vacuum Flask Set (500ml) with classic design has been manufactured with personal safety in mind and is designed to give a reliable thermal performance.-It is built to meet the quality standards that you expect.-High quality vacuum stainless steel, easy to clean, anti fouling.-Keep hot drinks at right temperature for long hours (12 hours).-Double layer stainless steel and high tech vacuum heat insulation layer in the middle.-convenient, portable and easy to use.-Food grade PP plastic cap.-Comfortable cup design. Material: Stainless steel.-Capacity: 500mlSmall and lightweight design, easy to take along in bags and portfolio anywhere. Easy to grasp, with rounded edges for drinking comfort. With wrapped gift box package, good choice for gift.