No one enjoys cycling in warm weather with a stifling helmet. That"s why this helmet is designed with over 31 vents, ensuring abundant airflow and cooling to make your ride more comfortable.<br> Features:<br> This adult mountain bike helmet is designed to fit head circumferences of 59-61cm, ensuring a snug and secure fit.<br> Equipped with an EPP chin support, this mountain bike helmet offers enhanced protection.<br> Featuring a removable and washable comfort liner, this MTB helmet ensures easy maintenance and hygiene.<br> Designed with over 31 vents, this helmet provides ample airflow and cooling.<br> Lightweight in design, this helmet ensures long-term use without causing any strain or discomfort to your head and neck.<br> Specifications:<br> Material: PC, EPS<br> Color: Camouflage Orange/ Camouflage Blue/ Camouflage Green/ Black/ Black and White/ Red and Black (optional)<br> for head circumference 59-61CM<br> Size: 36.8*24.6*28cm/ 14.5*9.7*11in<br> Weight: 710g/ 25oz<br> Package List:<br> 1 * bike helmet