* 【100% cotton】: The surface and inner layer are made of special cotton fabric, Class A environmental standard, soft and comfortable, sweat-absorbent and breathable.
* 【One size design】: standard one size design, head circumference 43cm to 56cm, weight about 65g, suitable for babies from 8 months to 8 years old.
*【 Y-type cap + soft buckle】: Y-shaped cap design, better hat stability, special soft adjustment buckle, flexible adjustment of the length of the cap, and safe and comfortable.
*【 IXPE anti-vibration material】: medical grade, purely physical principle production, the world recognized environmentally-friendly anti-vibration material, non-toxic and tasteless, soft and environmentally friendly, and has superior impact resistance.
* 【Ventilation hole + ventilation strip design】: uniform ventilation at the top, with excellent ventilation and ventilation function; on the basis of ventilation holes, three-dimensional three-dimensional ventilation strips are added, which has excellent ventilation performance, environmental protection and sweat absorption, and can increase seismic resistance. Anti-collision effect.