The Tecnifibre TGV 1.35 tennis string has been designed for players dealing with arm problems & for those seeking superb touch & feel. This multifilament string composes of a 45% Polyurethane inner core that provides excellent comfort & SPL (Silicone Pyrogene Lubritec) anti-abrasion coating that increases durability by up to 40%. The Tecnifibre TGV string has a 1.35mm gauge & is available in a 200m (656ft.) reel.