The Tundra incorporates a high performance polyester/nylon non-insulated outer shell with a Drop Seat and a removable 3M™ Thinsulate™ Platinum Insulation 150g liner. It also features a dual stage 10,000mm/10,000g/m2 waterproof, windproof, breathable system with Ven-Tex® laminated shell materials and fully seam sealed free-hanging membrane with air flow ports to allow for functional ventilation.
It’s part of Castle’s Back Country Series which are designed to excel in both on and off the trail riding conditions. Plus a 3 Year Warranty and no additional charge for looking awesome!
- [Stage 1] Ven-Tex® 2.0 laminated shell materials
- [Stage 2] Fully Seam Sealed Ven-Tex® 3.0 free-hanging membrane with air flow ports to allow for functional ventilation