One Dozen Excellent Condition. The product is a set of 12 AD Starr Dick's Softballs with a compression hardness of 300. They are 12 inches in size, yellow in color, and made of composite leather with machine-stitched construction. These softballs are suitable for match play and designed for slowpitch baseball and softball. The core material is PU (Polyurethane) and the model is NX3. Produced in Vietnam, these softballs are ideal for recreational and competitive softball games in the USA.