Specialized Propero 3 Angi Mips Helmet Gloss Cast Blue Metallic MThis 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 Propero III incredible performance at a more attainable price. Complies with U. S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older. 4th Dimension Cooling System with Mega Mouthport for enhanced comfort. Composite matrix internal