Extreme is a very light, waterproof thermo boot that gives great insolation down to -20℃. The mixed wool lining is really cozy, and trusted winter classic. It is a waterproof light and very comfortable thermo boot, and with it’s mixed wool lining can effectively insulate kids feet down to - 20 . The boot is made from Elastopan®, which is a Polyurethane that’s 100 % PVC free. It’s 40% lighter that PVC or rubber. The sole is TPU, which is slightly heavier than PU, is non-slip and robust with extra toe inforcement.
Extreme Thermo Boots
- Wool Blend Lining
- Rubber Outsole
- High Isolation Material (BASF)
- Snow Lock for Deep Snow
- Extra Toe Reinforcement
BASF Elastopan®. Thermo boots for kids and adults endure up to -40° Celsius. How? The thermo boot material is made of polyurethane which encaptures millions of tiny air bubbles. These bubbles provide superior insulation and keep even adult boots very light. Viking only uses high quality Elastopan® from BASF. It is biodegradable and 100% PVC free.