You can take a long-distance trip with this bike helmet and feel no burden at all.External PC shell with High-density EPS foam material inside bike helmet,can effectively withstands This impact force and protects This head in a collision.This bicycle helmet weighs 0.6lbs, wearing friendly and easy to carry, less pressure on This neck and head. With a detachable sun visor, it can protect your eyes from the sun, rain, and mud. The inner padding can absorb sweat on the head and helps to maintain ideal comfort.Quantity more than 500, the price will be by sea.