ZETT BRGB33440R Box-shaped, reverse-wound hand opening, and 4-layer thumb core structure reduce catching errors and are comparable to M-size balls. Durability is also improved with a back string hole and reinforced string holes on the fingertips and web. A high-quality welder patch is placed at the base of the thumb for a professional look. Weight: 560g (±30g) Specifications: Reverse winding Size: 8
