The Vapor XXXX shoulder pad is optimized for fit and protection. A Precision Fit System lets the player customize chest coverage, while the Free Flex Arch and Bicep System Maximizes range of motion. Fused Vent Armor Composite Shoulder Caps are molded to anatomically fit your body making for a more comfortable fit. A molded 3-D chest plate and Flex Shields provide needed protection in critical impact areas. Nike Dri-FIT provides moisture management and Strap Stays create a comfortable protective fit.