Come and see our amazing products. The armored bullet vacuum bottle is made of 304 stainless steel inner, and 201 stainless steel with outer. This sports bottle have 2 different capacity with 17 oz and 27 oz. Your logo is welcomed on the body with Screen printed or Laser. It's a good promtional item and personal use. Pls confirm with us about the packing info, stock color and exact production time before placing your order.