Full Face Coverage Warmth Mask e-bike accessory Use it as a power

Use it as a power bank (3000 mAh battery)

and various outdoor activities

Excellent Impact Resistant:The bike helmet is made of tough polycarbonate outer shell and the high-density EPS foam liner

please ensure the screws are tightly fastened

Full Face Coverage Warmth Mask e-bike accessory Use it as a powerDescription Keeps Head Warm: Crafted with high quality polar fleece, our ski mask effectively retains heat, shielding your face from the bitter cold. It provides comprehensive coverage, including your ears, neck, and head, ensuring maximum warmth and protection. Breathable Vent Design: Our winter face mask features innovative detachable venting holes, enhancing breathability for a more comfortable experience. The adjustable nose pad ensures a