Babolat Synthetic Gut 16G Reel This Babolat string is a great option for players who want feel and comfort without the high cost. It is a good choice for people who are looking for a softer string. COMPOSITION • Structure: Single wrap. • Flexible central core of polyamide brings good sensations and a great comfort. • Wrapped monofilament brings extra softness.SPECIAL FEATURES • Comfort : flexible central core and polyamide wrapped monofilaments.