Description Specs & Sizing The Performance+ Wind Vest is designed to be worn for the entirety of your ride when the temperature is cooler but all you need is a vest over your riding jersey. Combining fabric benefits that keep cold air and damp locked away from your core, but still maintain excellent moisture management. For when a shell vest isn't quite enough. This vest will keep an additional layer of warm air between you and the elements. *Race Cut fit - we suggest going up a size from your cycling jersey. Front of vest: Made entirely from Champion System's new lightweight, 4-way stretch CS Vapor™ fabric offering a nice soft touch and freedom of movement. wind resistant yet breathable material, 93% polyester 7% spandex. Back & Shoulders: made from premium CS Tech™ fabric... Stretch and fit with superb heat and moisture management partly provided via its dimpled surface. Side panels: made from CS Tech Mesh™ fabric for enhanced ventilation and free of movement. High collar for additional wind protection and warmth. 3 large angled rear pockets for storage. Fitted with an elasticized gripper at the base of the vest to keep the 'tail' of the garment in place offering additional protection. Reflective piping along pocket sides for additional visibility in low light. Two-way YKK zipper system enabling complete temperature control. *Size Guide Here