Showcase ultimate spin when you play with the Yonex Poly Tour Rev 1.25mm12m in Mint. This tennis racket string is designed for baseliners with a medium-to-fast swing speed. Constructed with an octagonal shape, the Yonex Poly Tour Rev string has eight edges that grab onto the ball for added bite. The Silicone Oil Infused Filament throughout the string promotes string movement for enhanced snapback, generating intense bite and control. Gauge 1.25mm Length 40ft12m Composition Polyester monofilament. The Yonex Poly Tour Rev 125 is a monofilament tennis string with a gauge of 16L (1.25mm). This shaped (8-sided) string is endorsed by Naomi Osaka and Denis Shapovalov and perfect for baseliners with medium-to-fast swing speeds. It is manufactured from polyester and provides ultimate spin experience thanks to Silicone oil Infused Filament (SIF) technology offering a unique pentagonal structure that allows the string to move faster. The PolyTour Rev helps to produce powerful spin and guarantees improved shot control and an intense bite. It is produced in Japan and comes as a 12m (39.4ft) set.