Lyevre Electric Bike Helmet Summer Unisex Motorcycle Half Helmet Sun Protection Dual Lenses Four Seasons Universal Electric Scooter Safety Helmet 3C Certified

High-elastic cushioning material combined with high-density sponge effectively absorbs impact, providing an extra soft armor layer for the head

Dual-axis adjuster fits various head sizes from 54 to 62 cm, offering a custom-like snug fit

High-strength double-layer helmet shell with uniform force distribution for impact and compression resistance

Seamless wearing experience that prevents stuffiness and stickiness, maintaining dryness and style

Ultra-lightweight ergonomic design for comfortable, barely noticeable wear

Use a soft tape measure to measure the circumference around the head, passing above the eyebrows and the prominent point at the back of the head, including hair. Select size based on the measured head circumference.

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