The Head Radical Edge racketball racket features Inner Grommet System 2 technology for frame strength, as well as Innegra technology for enhanced stability & increased shock absorption. Thanks to its medium weight (175g), this 22'' (559mm) racket is a great choice for players who want a little extra response & has an even balance for a combination of power & control. It features a head size of 106in 2 (683cm 2) & the use of Power Channels technology results in more power & maximum stiffness. The racket comes strung with Mega Blast 17 string to deliver added power & solid durability & Adaptive Fan Pattern allows for customization & enables you to choose between traditional string pattern (16x 16) & modified fan string pattern (12x 16). A full cover is included for racket's protection.