- Stainless Steel Outer And Inner.
- Double Wall Construction For Insulation Of Hot Or Cold Liquids.
- Snap-On, Spill-Resistant Thumb-Slide Lid With Rubber Gasket. Due To Vacuum Insulation Technology, Capacity Is 18 Oz. With Lid On.
- Keeps Drinks Hot Or Cold Up To 6 Hours. Non-Skid Rubber Bottom.
- BPA Free.
- Hand Wash Recommended.