Great Stanley Adventure product - The Packable Drink-Thru Vacuum Mug
- 18/8 stainless steel won't rust; naturally BPA-free
- Vacuum insulation keeps drinks hot 3 hours, cold 4 hours or iced 16 hours
- Versatile lid system. Combine or use solo to pack and sip
- Leak proof cover clips to packs
- Drink-thru lid for splash-resistant sipping on the go.