500ml Irregular Double Layer 304 Stainless Steel Sippy Cup (Blue)

1. No vacuum, no heat preservation, no cold preservation.
2. Exquisite workmanship, stainless steel cup body, round texture.
3. 304 stainless steel, healthy and corrosion resistant.
4. Sealed rubber, heat resistant, removable, more sanitary.
5. Capacity: 500ml