Prima Stainless Steel Vacuum Flask With Carry Pouch 1 Litre Leak proof stopper. Easy clean Ideal for work, days out etc... Retains hot liquid (97 degrees) for up to 24 hours Retains cold liquid (2 degrees) for up to 24 hours Plastic lined insulated stainless steel cup. Easy to clean, no rust, no odour, Leak proof Stopper. Ideal when you are on the move! Great to take in the car, days out, work etc...