Blue Octagon Plastic Baseboard Sparring Device Tennis Training Self Study Tool
Blue Octagon Plastic Baseboard Sparring Device for Self-Study Tennis Training 
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Features:
1. Anti-slip moulding design can fill up a tennis ball;
2. PE environment friendly material, high temperature moulding makes durable baseboard;
3. Hollowed hemisphere structure, make the ball easily attached;
4. String groove, useful for its sort out;

Specifications:
Product material: plastic
Product color: blue
Product size: 230 x 150 x 60mm/9.06 x 5.91 x 2.36"
Product weight: 85g