SAFETY CERTIFICATION - U.S. Safety Standard for bicycle helmet with PC shell and impact-absorbing EPS foam liner.

SIMPLE DESIGN - Adopt in-mold construction design. Low-profile but stylish, both the shape and the color. Nice for road, mountain, urban... cycling.

All WHAT YOU NEED - Extra free one set of removable moisture-wicking liner. Soft chin pad and adjustable side release buckle. Removable sun visor to avoid direct sunlight.

ADJUSTABLE SIZE - Adjustment fit dial on the back of helmet. Good for men, women and youth almost all head size. Head circumference fits: Size M 21.2-22.4 / 54-57cm, Size L 22.8-24 / 58-61cm

KEEP HEAD COOL - According to the airflow and the shape of the helmet, 20 air vents are effectively designed.

Complies with U.S. Safety Standard for Bicycle Helmet safety standards. This W-023 MAUNABEN bike helmet is made in in-mold construction with a resilient PC shell and sturdy EPS core.Size Chart Please measure the circumference above eyebrows with a tape measure or string to get the head size M: 21.2-22.4 / 54-57cm L: 22.8-24 / 58-61cm Recommended Age Grading: 14 and olderPackage Includes: 1 x MAUNABEN Helmet 2 x Inner Pads 1 x Sun Visor 1 x Package Bag 1 x User Manual