Men's Base Layers

3mm neoprene for water protection and warmth Velcro closure under foot for perfect fit Bottom opening accommodates road, gravel or MTB

SottoZero Fleece multi-denier 100% polyester fabric Flat-lock stitching Mesh armpit insert Flat hem tucks away in

GORE-TEX INFINIUM WINDSTOPPER fabric keeps wind out and heat in Bottom opening accommodates road, gravel or MTB shoes Velcro closure

Castelli's Rain or Shine label means this product is made to excel in both dry and wet conditions Polartec Power Stretch Fleece liner provides

Thermoflex fleece fabric is warm, stretchy and soft Single-piece construction with flat-lock seams 8-deg -18-deg C / 46-deg -64-deg F