The 5.5 UltraWeld jersey is simply unbeatable in quality and fit! It is ultra-light, has welded seems, and offers ample ventilation thanks to its air channels and laser-cut vents. The stretch mesh ensures a race fit that enables you to ride with or without body armor and a rear silicone grip keeps the jersey tucked in the pants, a welded seam at the cuff and hem make it ultra-comfortable.This jersey is the choice of champions! Ultra-light, 360 degree stretch fit MoistureCool stretch mesh with air channels Perforated Brush Guard protection over elbows Welded seams at cuff and hem for maximum comfort Tailored, tight fit for riding with or without body armor Laser-cut ventilation Collar design for use with or without a neck brace Silicone pant grip