Luxilon Natural Gut sports a unique coating and organic raw material to deliver ultimate touch, comfort and tension maintenance. Engineered to work in combination with Luxilon monofilament strings, this string plays longer than any synthetic on the market. Throw in extraordinary shock absorption and responsiveness, and Natural Gut delivers premium performance worthy of its storied reputation. This tennis string is made of 9 serosa ribbons and offers improved tension maintenance due to the extra ribbons. The Luxilon Natural Gut model features a unique coating and organic raw material to ensure ultimate touch, comfort, and tension maintenance. It is designed to work in conjunction with Luxilon monofilament strings and lasts longer than any synthetic string available on the market. In addition, its extraordinary shock absorption and responsiveness result in top-quality performance befitting its illustrious reputation.