DKONI Bike Helmet for Youth Adults Men Women, Ages 8 and Up- Lightweight, Adjustable Fit 54-61cm, Removable Visor & Liners, 17 Large Air Vents (Medium, Black/Orange) - MTB bike helmet

• DUAL SAFETY CERTIFIED - DKONI bike helmet meets US and EU safety standards. It features a reinforced PC shell in-molded with EPS inner foam (made in the USA), extending down the sides and back of the head for maximum coverage and durability. PERFECT FIT BIKE HELMET - M: 21.2-22.5 inches (54-58 cm), L: 22-24 inches (56-61 cm). Suitable for men and women, the convenient size adjustable dial maximizes head fit, making it easy to adjust the bicycle helmet size with one hand and avoiding pulling hair. AERODYNAMIC VENTILATION SYSTEM - Bicycle helmet is designed with 17 large breathable vents. Its streamlined construction maximizes airflow to prevent fogging of your eyewear and ensures cool rides during long-distance cycling. LIGHTWEIGHT CYCLING HELMET - MTB bike helmet weighs only 380g (0.83 lb), ensuring no burden to the rider's head during cycling. It is lightweight and safe. MTB HELMET WITH DETACHABLE LARGE VISOR - Mountain bike helmet features a large visor that extends twice as far as other helmets. Made of ABS material, it is more durable and protects your eyes from sun, rain, mud, and tree branches. COMFORTABLE MOUNTAIN BIKE HELMET - Thick detachable sun visor, soft inner sponge pads, skin-friendly adjustable chin strap offer comfortable wearing and better fit.