Aero Sport&reg; AquaSkullTM 3M Scotchlite Hi Visibility Cycling/Skiing&Running Cap/Helmet Liner Windbreaker&reg; Fleece Water Resistant Cap 55-58cm 3M Scotchlite Hi Visibility 360 Degree Strips, Windbreaker Soft Shell Windproof Cap Windbreaker Fleece is Waterproof and Windproof with Hi Thermal-Stretch Properties Micro Fleece Inner Lining Taped Internal Seams for added water resistance 55-59cm Size S/M Ideal for Cycling/Skiing/Running/Walking Climbing Etc.....