ROCKBROS Kids Full Face Helmet, Detachable Chin Guard Bike Helmet Breathable, Adjustable, Children Safety Protective Gear for Boys Girls Cycling, Skateboarding, Roller Skating

【Safety Crash Impact Resistance】The PC material shell can effectively resist the impact of objects; the interior is filled with high-density EPS foam, which can effectively slow down and decompose the impact force and protect the child's head. 【2 in 1 Design】Adapted detachable design, the chin part is detachable, you can use this kids helmet as a full-face helmet or a half helmet according to your need. Disassembly and assembly can be done easily and simply with the two buttons on the sides. 【Breathable】With aerodynamic principle and scientifically designed ventilation holes, there are 16 large ventilation holes on the main body of the helmet and honeycomb ventilation holes in the chin part to keep kids from feeling stuffy during exercise. Soft and comfortable lining is anti-sweat and breathable. And the liner is removable for easy cleaning. 【Adjustable Size】Two sizes for you to choose - S ( 48-52 cm /18.8-21.2 inch), M ( 55-58 cm /21.2-22.8 inch), it is suitable for most boys and girls from 3 to 15 years old. NOTE: The head circumference adjuster of this helmet can be replaced. If which of your helmet is broken, please contact us in time to solve your issue. 【More Details】1. Unique insect net: prevent mosquitoes from biting their heads through the ventilation holes; 2. Taillights design: a taillight can be hung on the back of the helmet (NOTE: taillight is not included); 3. Wide adjustable visor: effectively prevent rain, sand and other foreign objects from splashing into the eyes.