flask 1.capacity: 1L 2.color: siliver 3.material: stainless steel 4. logo: customized Travel Flask1, Material: double wall stainless steel,2,Keep warm or cold more than 20hours,3,push and pour button, keakproof4,food safety standard, comply with FDA and LFGB certificate,5,High quality and competitive price,6,Customized logo/artwork are welcomeInstructions for use1 wash the cup with neutral ...