The RED Hi-Fi helmet is worn by the Burton team riders, including the legendary Shaun White. Loaded with tech features like the Air Band 180, the RED Hi-Fi & Hi-Fi II ski helmet is a sure fire hit for all snow heads. Features Ultra Lightweight In-Molded Polycarbonate Shell. Air Band 180 Fit System Vent Mesh Dryride Ultrawick linings Certification: ASTM 2040, & CE 1077B. Weight 360g