Specialized Propero 4 Helmet Size:L Magnetic locking technology (called SlimLink™)

Magnetic locking technology (called SlimLink™) is ultra secure and feels like magic

50% Merino Wool 12% Nylon 34% Recycled Nylon 4% Elastane

Balanced road geometry

PRODUCT WEIGHT : 285G (SIZE UNIVERSAL ADULT CPSC

extremely robust and very durable

Specialized Propero 4 Helmet Size:L Magnetic locking technology (called SlimLink™)Meet the all new Propero 4 helmetit brings the aero advantages of the S Works Evade 3 together with the ventilation of S Works Prevail 3, all with the comfort and confidence Specialized helmets are famous for, earning the highest 5 Star Virginia Tech helmet rating. Every detail of the Propero 4 was created with our equation for speed in mind. Aerodynamics + Ventilation + Lightweight = Fast. AERODYNAMICS: With extensive testing in CFD and in our Win