Suitable for clay courts and indoor surfaces

Manufacturer's Product Care Note:Score Keepers are designed for either indoor or outdoor use

You can expect enhanced dynamic performance

Preferred by touring pros for an enhanced

Features a heptagonal outer profile

Dunlop Stage 1 Green Training Ball 24 Cans Size_07517.5 Narrow (AA) Suitable for clay courts andDunlop Stage 1 Green Training Balls are ITF Approved for Stage 1 tennis. These tennis balls are designed to move approximately 25% slower than a standard tennis ball, making it an ideal choice for introducing play on a full tennis court. Ideal for new players ages 8 12 and new adult players.