Details This race-inspired design is known for its incredible fit and tremendous value. It has many similar features to the S-Works Prevail, like the Tri-Fix webbing system and 4th Dimension Cooling, granting the Specialized Propero III incredible performance at a more attainable price. Their new ANGi Crash Sensor gives you and your loved ones peace of mind like never before - when combined with their iOS or Android app, the sensor will detect a crash and send a text message to specified contacts in your phone. It also syncs with their app and STRAVA® to provide GPS-based activity tracking. Construction Composite matrix internal reinforcement allows larger vents for greater cooling Fit Tri-Fix web splitter for improved comfort and ease of strap adjustments Easy-adjust, HairPort FSL II fit system with four height positions and micro-adjustable dial Ventilation 4th Dimension Cooling System with Mega Mouthport for enhanced comfort Details Soft 4X DryLite webbing material won't stretch out with sweat or water Reflective decals for increased visibility to motorists in low-light conditions Integrated ANGi crash sensor Includes a one-year subscription to Specialized Ride Premium app MIPS-equipped Specialized Propero III Mips With Angi Helmet