Yonex Nanoray 70 DX Badminton Racquet (Black/Lime Green) Light head balance. Developed and designed by Yonex Japan Successive grommets positioned at the lower part of the frame, this racquet provides quick repulsion power Factory strung Flex: Stiff, Frame: H.M. Graphite, Shaft: H.M. Graphite-Nanomesh,Carbon Nanotube,