Spectro KOO The backside is painted black

The backside is painted black making the racket legal for tournament play

we're still building

R4 outsole - carbon injected nylon

and a key ring holder

Holds up to 6 racquets

Spectro KOO The backside is painted blackWith a large, Zeiss Polycarbonate lens, the KOO Spectro sunglasses promote clarity vision. Coated with Zeiss Anti Reflective Technology, the lens eliminates reflections from the front and back surfaces of the lens meaning your eyes receive the most possible light, improving contrast, definition, and reducing eye strain. The enhanced, single lens frame design boosts peripheral vision. The frame also provides a tailored feel with a soft rubber nose pad,