Kabuto Rapid Adult RT-33 Street Motorcycle Helmet - Flat Black/Gray / Medium Wake Stabilizer controls the airflow and makes the helmet stable Top Air Ventilation System takes in air at a high velocity in through the front and pushes hot inner air to the outside Combination of hyper glass fiber and high-strength organic fiber provides a light weight shell with increased strength Max Vision shield system includes Pinlock Insert Lens Coolmax removable and washable cheek pads and interior liner