Yonex Poly Tour Fire - String Set fit-semi-fitted This ball is ideal for

This ball is ideal for adults or juniors 11+ of age playing tennis on a full-size court

Constructed from thinner Zyex filaments

Featuring mesh accents at the sleeves

The TN-30DM net meets the USTA requirements for official size (41'9" long x 3'6" high) and is constructed of 1-3/4" square mesh

29% EA (Elastane)

Yonex Poly Tour Fire - String Set fit-semi-fitted This ball is ideal forPolyTour Fire is a string that is designed for big hitters looking for lots of control, spin potential and durability. Not surprising, being a firm monofilament polyester, that PolyTour Fire offers plenty of control. However, it still provides a surprising amount of feel and does not transmit too much shock and vibration, even on balls struck outside of the sweetspot. Yonex uses its Silicone Oil Infused Filament (SIF) process to manufacture this