Uncompromising race performance on the hottest days. The CONCEPT Radiator Jersey’s Polartec Delta Mesh Radiator fabric wicks and absorbs moisture so effectively, it’s actually cooler than wearing nothing at all. Velocio’s 3D mesh patterning is articulated and aerodynamic at every seam, stitch, and panel for a race-focused fit. With SPF protection throughout the sun-exposed shoulders and back and reinforced pockets that won’t budge when fully loaded, the CONCEPT Radiator is ready for the longest and hardest rides. FEATURES: Front torso and sleeve panels feature recycled Polartec Delta Mesh fabric (same as Radiator Mesh jersey) to maximize performance, cooling and fit Delta fabric actively cools like a radiator Stability pockets remain perfectly positioned regardless of cargo Super low profile collar minimizes bulk and maximizes airflow Bonded hems in key areas add streamlined look and minimize weight Lightweight YKK CamLock zipper with full length zipper garage New race-fit patterning provides a skin suit like fit UPF 30+ protection on back, no UPF on front or arms