Probably the best synthetic string for performance, available in 18g,1.18mm, 17g,1.24mm and 16g, 1.32mm, with SPL coating for excellent feel and power, In natural colour. ( Used by Mr Gefen in his tennis racket to great effect ) Can be used for Squash, excellent string especially 1.18mm and 1.24mm, in natural. Made in France.