Come and see our amazing products. This is cup made of good-quality BPA-free lid,304 stainless steel interior,using one-piece molding technology,not easy to leak and damage.This coffee thermos can maintain maximum temperature,keep hot drinks warm for up to 4 hours,and cold drinks for to 4 hours to keep your day energized.Custom logo is welcome. Pls confirm with us about the packing info, stock color and exact production time before placing your order.