Durable material: the batting mattress topper is made of quality rubber with smooth surface, reliable and durable to apply, not easy to break, nice to serve you for a long time Package content: there are 3 pieces of t- Replacement rubber mattress topper in black color, enough to meet your replacement needs when playing baseball, softball or other ball sports Product size: The rubber mattress topper measures approx. 20.5 cm/ 8.07 inch in length, 2.5 - 5 mm/ 0.1 - 0.2 inch in thickness (the thickness above and below is different), 2.5 - 4, 5 cm/ 1 to 1.77 inch in diameter and weight approx. 0.09 kg, universal design fits most tees; Please check the size before purchasing Flexible construction: this tee is durable enough to withstand thousands of swings, it can withstand the elements and meet your long-term training needs Suitable for : our black t-shirt? toppers can support baseball, softball and T-ball, portable size which is easy to carry out for training or training Features: Helpful training tool: These batting toppers are useful tools for youngsters to learn baseball and softball, help both beginners and athletes perform well. Rubber Top: The flexible rubber top allows the racquet to have solid contact with the ball and will not damage racquets on mis-hits. Specifications: Material: rubber Size: approx. 20.5 cm/ 8.07 inch in length, 2.5 to 4.5 cm/ 1 to 1.77 inch in diameter Thickness: approx. 2.5 - 5 mm/ 0.1 - 0.2 inch (thickness above and below is different) Color: black Package includes: 3 x batting topper Note: < br>Manual measurement, please allow slight errors on the size. Sold by Briday Store