Minimal insulated water flasks is a reusable stainless steel water vessel with slim, compact and lightweight design. Its superior performance and minimalism design is ideal for daily usage around home and office, as well as wide range of outdoor adventures. The triple insulated body will keep your favorite beverage fresh all day long! Features Equipped with double wall vacuum insulation and copper thermal technology Keeps contents hot/cold for up to 24 hours Food grade 18/8, corrosion resistant stainless steel and bpa free silicone seal Durable powder coating on condensation free surface 1.12" wide opening good for larger ice cube and easy clean Leak proof high efficient all metal cap with large soft touch handle Sustainable & eco-friendly alternative for disposable plastic bottles