Lightweight, more comfortable fit and greatly reduced friction on the mat. The new Cliff Keen 4-strap FOAM headgear, the Signature, is based on the revolutionary design of the original foam E41 that Cliff Keen patented nearly 50 years ago. The Signature VNF foam boasts these same qualities-that made it the best-selling earguard of all time. Lightweight, more comfortable fit and greatly reduced friction on the mat. Fully adjustable. SP94 chin strap pad included. Can be adjusted to fit youth sizes too. White, Silver, Black, Dark Green, Purple, Light Gold, Navy, Vegas Gold, Orange, Royal Blue, Maroon, and Scarlet