The Echo featherless hybrid takes the chill out of damp, frigid days. part of your layering kit for freezing days, or worn over your favorite baselayer, the lightweight insulation and moisture-wicking DriClime lining create warmth for any weather. DriClimeDriClime mesh is a bi-component denier gradient dimensional knit made of two different denier yarns. Using extremely fine deniers this knit is extremely light with superior wicking performance.