Closest playing string to natural gut, #1 rated synthetic gut string for playability and comfort (USRSA), expands sweetspot by 10%, reduces vibration up to 74% vs. traditional synthetic gut, patented construction using Dupont Xycromicrofibers.

Composition: 680 Xycro Micro Fibers impregnated with 32% polyurethane, patented construction
Color(s): Natural
Length: 40 feet/ 12.2 meters
Gauge:16, 17