UPPER - Custom knit collar design combined with breathable mesh upper and suede combination. TPU overlays. Textile lining. FOOTBED - Removable molded EVA, textile topcover. MIDSOLE - Lightweight molded Livelyfoam. Midsole made with 10% Bloom, an algae-biomass-containing material. OUTSOLE - Molded rubber with ground contact EVA. LACE LENGTH - 40 in. Please note - Laces and zippers incorporated in SOREL footwear are not waterproof