Medium: Fits older junior players (from about 140cm long) and adult players

A real ace for all players for whom spin and control are crucial

Quantity: 3pcs

The string is a heptagonal

Dimensions: length 6

tecnifibre 4s 200m rulle 1 Iga Swiatek Medium: Fits older junior playersBlack Code is Tecnifibre's best selling polyester tennis string. The 4S was formerly known as the Black Code 4S but now goes by the name 4S only. Like Black Code, 4S provides good control but generates even more spin than Black Code due to its 4 edge structure and it is both softer and holds pressure longer than comparable strings on the market. Durability: very high Playability: high energy on returns Arm friendliness: medium absorption of vibrations