1. Users should select the appropriate product size according to their head shape.
2. First, lift the visor towards the top of the head, then use your fingers to pull the straps on both sides to widen the opening.
3. Tilt the helmet forward, putting the forehead into the helmet first, then pull it down to fully insert the helmet.
4. After putting the helmet on, move it back and forth and side to side to ensure a comfortable fit. Adjust the straps to the appropriate position and secure the buckles. Then pull the visor down to ensure a tight seal between the visor's waterproof rubber strip and the forehead shell.
5. To remove the helmet, loosen the straps; press the buckles on the straps with your fingers and pull them open to widen the opening, then remove the helmet from front to back.
