Studds Ninja 3G Economy Full Face Flip-up Helmet from Helmet Don.Shell injected from special high impact grade engineering thermoplastic.Multi-position optically injected polycarbonate visor duly silicon hard coated for very best scratch resistance properties.Regulated density EPS concussion padding lined with very specially treated anti-allergic velveteen lining.Fully Removable and replaceable inner liners.Quick release chinstrap mechanism - for ease of operation and safety.A dynamic Ventilation system for increased air flow providing more comfort to the rider while riding.Comes with Movable chin guard operated with single lever flip-up mechanism.Studds Ninja 3G Economy Full Face Flip-up Helmet available at a low price from Helmet Don.