Vireo Boy's Snow Boot: 200g enTHERMA-Insulated, deHYDREX Waterproof, Memory Foam Footbed, Reflective Trim, Triple Straps. These are new but were accidently put in the Wrong Box . Cabrade Vireo incorporates enTHERMA aluminsulate 200g GRN insulation; it helps retain body heat at outside temperature of between 0F and -20F deHYDREX waterproof synthetic nubuck upper and gusset tongue construction keeps water out Triple straps and memory foam footbed ensure secure and comfortable fit