The wilson nitro 100 tennis racket features the companys double hole technology which increases the size of the grommets in the head so there is more trampoline from the strings which results in more power as well as better shock absorbency this is a head light balanced racket a characteristic that keeps it moveable and more comfortable and faster to swing the frame weight is also quite light at 269g 95oz and the head that measures 100in2 645cm2 offers good power levels enhanced by th