Tier One Sports Firewire Boost - A Hybrid Co-Poly/Co-Poly Tennis String for Ultimate Ball Bite (Set - Red/White, 16 Gauge (2 x 6.8 m Sets))
Tier One Firewire 1.25 mm Red Set of 12 MT
Tier One Firewire Co-polyester Tennis String Set (40 Feet / 12.2 Meters) (16 gauge (1.30 mm))
Tier One Sports TRU PRO Firewire - Tennis String Set (Poly): Ultimate Ball Bite (17g (1.25 mm), 12.2 m, Black)
Tier One Sports TRU PRO Firewire - Tennis String Reel (Poly): Ultimate Ball Bite (17g (1.25 mm), 200 m, RED)
Tier One Firewire BOOST (co-poly/co-poly hybrid) Tennis String (Set - Red/White, 18 gauge (2 x 6.8 m sets))
Tier One Sports TRU PRO Tour Status - Tennis String Reel (Poly): for The Competitive Tennis Player (18g (1.20 mm), 12.2 m, Black)
Tier One Strike Force RIP Co-polyester Tennis String (Set - Gray, 16 gauge (1.28 mm) - 12.2 m set)
Tier One Strike Force RIP Co-polyester Tennis String (Set - Gray, 17 gauge (1.23 mm) - 12.2 m set)
Tier One Sports Black Knight - Co-Poly Tennis String for The High Performance Player (Set - Black, 15 Gauge (1.33 mm) - 12,2 m Set)
Tier One Firewire BOOST (co-poly/co-poly hybrid) Tennis String (Set - Red/White, 17 gauge (2 x 6.8 m sets))
Tier One Sports TRU PRO Ghost Wire - Tennis String Set (Poly): Super Soft and Arm Friendly (16g (1.27 mm), 12.2 m, White)
