11 of The Best Waterproof Jackets for Cycling CRCBrave it in style with the No Trainer jacket. Ostroy nyc no trainer winter cycling jacket womens xs nwot jersey pockets green ideal for temperatures 23 f 55 f (-5 c 13 c). The critical difference between eVent and traditional fabrics is the billions of microscopic pores built into the proprietary membrane that works instantly to vent water vapor (sweat) that builds up inside your apparel and footwear when you perform.