Disperse a shock "hollow structure"
 
In the event of an accident, a shock of impact by the projection of the handle or pillar will be dispersed by this padding, so that the possibility of rib fracture or damage of internal organs will be reduced.
Small Chest padding for Kids and Lady.
Soft Velcro to be sewn onto the wear other than hit-air is supplied with the hit-air.
To attach to any other jacket or vest, sew the Velcro (female)- supplied with the hit-air-onto it.