Sinus is a putter with three different textured grip areas on top. This gives players an option to find a grip they feel most comfortable with. Between the grip areas the disc has a regular surface for players who prefer a smooth grip. The flight is quite overstable making it useful in windy conditions.

Flight Ratings:Speed 2, Glide 2, Turn 0, Fade 2

About the plastic: Opto is a perfect combination of polymers to produce some of the most beautiful and durable discs in disc golf. Discs in this plastic are translucent, fairly soft & gummy and are extremely durable so they can take a good beating and maintain their original flight path.