- Double-Wall Vacuum Insulated Food grade 18/8 (304) Stainless Steel outer and Inner Walls
- BPA free plastic Sliding lid
- Tumblers all come in a plain customizable white box
- Sweat resistant
- Keep hot up to 12 hours
- Keep cold up to 24 hours
- Hand Wash Only
- Save $.50 per cup plus free shipping with case purchase