The heart of the Blaze is an internal, moisture-wicking mountain bike shoe Fully insulated with a grooved Primaloft synthetic shell with wind and waterproof performance of 10,000 W/P 10,000 GM2 as well as a heat-reflective insole. and protective reinforcement in key wear areas. The result is a breakthrough in warm and dry comfort with thoughtful details which inspire confidence when pedaling in the most difficult winter conditions.