Dedicated for intermediate to expert level of play, the Tecnifibre Triax tennis string is a poly-fusion type of string which combines the multifilament construction with polyamide and improved thermo polyester fabric to create a nice combination of firm touch, excellent control and increased speed. Additionally, to reinforce durability and tension preservation, the string is coated with SPL anti-abrasion material. Furthermore, the string offers excellent shock attenuation, and helps generate extra spin without losing accuracy. Its shipped as a 40ft. (12.2m) pack.