Description Mizuno B21 Hot Metal -13 Tee Ball Bat Extremely lightweight, durable design makes this the ideal tee-ball bat choice. Made with a Speed Helix™ grip to provide added comfort. One Year Warranty. USA Baseball Approved. Specification One-Piece Construction: For maximum mobility and comfort. Lightweight Speed-Helix Grip: Designed to provide comfort and durability. One Year Warranty: Warranted from defects in materials and workmanship for a period of one year from the date of purchase. USA Baseball Approved: Approved for USA Baseball play. Bat Barrel Diameter: 2 1/4 inches
