Mark V AD combined with a sponge of 30° hardness, which is even softer, making it the softest Mark V. Its outstanding stability and ease of use make it safe for beginners to use. Product Name [Item Number] Mark V 30° [B-63] Type: High Elasticity, High Friction, Inverted Rubber Made in Japan Thickness: Thin 1.3mm Speed: 9 Spin: 11 Control: 11 Hardness: 30-35° *The speed, spin, and control values are performance values with Mark V set to 10.