The Propero has many similar features to the S-Works prevail like the tri-fix webbing system & 4th dimension cooling granting the propero 3 incredible performance at a more attainable price. Easy-adjust, Hair Port FSL II fit system with four height positions & micro-adjustable dial. 4th Dimension Cooling System with Mega Mouthport for enhanced comfort. Composite matrix internal reinforcement allows larger vents for greater cooling. Soft 4X Dry Lite webbing material won’t stretch out with sweat or water. Tri-Fix web splitter for enhanced comfort & ease of strap adjustments. Reflective decals for increased visibility in low-light conditions. Patented clip-on visor included. New & enhanced three-size Asia headform.