Tianqi Electric Bike Helmet 3C Certified New National Standard Class A Half Helmet Summer Breathable Electric Scooter Motorcycle Safety Helmet Unisex Four Seasons Universal TQ209 Beige with Long Trans

Stability test of fixation device simulating helmet adherence during accidents

Strength test of wearing device simulating helmet retention during accidents

Impact absorption test with peak acceleration less than 400g

Upgraded scratch-resistant protective layer over EPS

High-elastic breathable sponge padding, detachable and washable for comfort and pressure relief

Adjustable head circumference knob for secure fit

High-definition black technology lens with ultra-clear, wear-resistant, and anti-scratch properties

Dual front and rear ventilation ports with four total air channels designed according to aerodynamics to ensure breathability and prevent fogging

Lightweight design, net weight approximately 670g

Helmet dimensions approximately 18*24*27 cm

Short lens height approximately 12 cm

Head circumference adjustable from 54 cm to 64 cm (±2 cm manual measurement tolerance)

Suitable for all family members and all age groups

Four-season electric vehicle helmet

1. Moon White ()

2. Mystic Black ()

3. Sky Blue ()

4. Soft Mist Pink ()

Genuine New National Standard 3C certified helmet; avoid counterfeit "fake 3C" helmets for better safety assurance

Six layers of safety protection including ABS shell, EPS liner, scratch-resistant layer, breathable sponge, adjustment knob, and retention strap

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