- Rts 20oz Tumblers Stainless Steel Vacuum Insulated Stainless Steel Custom Tumbler For Yeti
- Fits most backcountry water filters
- TempShieldTM insulation eliminates condensation and keeps beverages cold up to 12 hours and hot up to 6 Hhours
- Durable 18/8 Pro-Grade Stainless Steel construction
- BPA-Free and Phthalate-Free
- Lifetime Warranty