Head Microgel 125 - Squash RacketWith the lowest density of any material, HEAD MicroGel technology is a revolutionary new silicone based material. In the HEAD Microgel 125 squash racket it has combined MicroGel with stiff and strong carbon composite fibres to create a racket with incredible responsive qualities. On ball impact, MicroGel uniformly distributes the impact load around the frame to provide the most rock solid feel and superior touch ever achieved in the game.