Check and fasten loose straps.
Notice which strap is loose. Tighten the loose strap after removing the helmet. To tighten the chin strap, hold the buckle with one hand. Then pull the excess strap in through. Note: Please check adjustment each time this helmet is worn.
Tighten the rear strap.
To tighten the rear strap, pull excess from the rear of strap2. Hold the helmet with one hand. With the other hand, hold the strap where they pass under your chin. Then pull from side to side to balance the length of all four straps.
Check it if wear properly.
The helmet must sit firmly and level on your head. To check for people tension, put on the helmet and fasten the buckle. Open your mouth. You should feel the strap pulling against your chin.