evo.com | DC Snowboard Boots > The DC Phase Boa Snowboard Boots incorporate all the elements you need to hit the slopes with maximum confidence. Durable construction, warm, heat moldable liners, and a user friendly H4 Coiler Boa closure system mean these boots are ready to shred hard all season long. Response Liner I The Response Liner I offers a premium performance-driven liner thanks to the multi-layer EVA memory foam construction. Thermal-regulating fleece lining and a classic lace closure system ensure responsive support and all-day comfort. Foundation UniLite(TM) Outsole DC's lightest weight outsole. Made of 100% Unilite, it provides essential durability, dampening, and cushioning while drastically reducing weight. The snow-shedding traction pattern on the foundation is designed for secure ascent and descent, as well as skating with one foot strapped in. IMPACT-ALG(TM) Insole DC's standard IMPACT-ALG(TM) insoles offer great all-day comfort and impact protection. Flex Rating 4 (1 Soft - 10 Stiff) BOA(R) Fit System with H4 Coiler | DC Phase Boa Snowboard Boots 2025 - 8 in Black