The Diamond Tournament Poly-D Solid Core Red Stitch Softballs D100-R (MSP-47) are a set of six softballs designed for match play. These official softballs are machine-stitched with a red stitch and have a solid core construction. Suitable for the Amateur Softball Association Of America, these softballs are made in Taiwan and are suitable for competitive softball games. With a durable construction and vibrant white color, these softballs are a reliable choice for players looking to enhance their game on the field.