Come and see our amazing products. This is Water Bottle Thermos with lid and string, made in best steel material, food grade stainless steel 18/10 (called SUS316 also), food-grade silica gel, as super corrosion resistance, 24-hour enhanced heat preservation time, abrasion resistance, scratch resistance, and can be used under harsh conditions. Excellent design: small drinking mouth to keep tempreture for long time,and small mouth also suitable for drinking wine. The lid is connected with bottle, to avoid missing, more convenient for useing outdoor sports, fitness, easy travel. Pls confirm with us about the packing info, stock color and exact production time before placing your order.