The Macho head gear is made of dipped foam. The Macho Rival Head Gear has the patented ear release canals that Macho is famous for. These engineered ear release canals are important to any martial artists because a sudden kick or punch to that region could cause hearing loss. Please be weary of copycats or duplicates that are not properly engineered. Macho rival head gear have been made by specialist who know pay attention to detail. Rival head is made with high quality 7/8 inch foam.