The String Library
Still in Black
Still in Black is a French private-label co-polyester brand with a deep range — the X10/X12 all-rounders, the shaped HTS, Select, Protect and Resistretch for spin and control, the twisted Reacturn, and the soft Impact for comfort.
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Monofilament
A single co-polyester strand. The modern control-and-spin string — firm, precise and durable, and what most competitive players use. It rewards a full swing and sits firmer on the arm than a multifilament.