INFINITE RECHARGE is played with POWER CELLS. A POWER CELL is a yellow 7 in. (~18 cm)diameter Medium Bounce Dino-Skin foam ball. The FIRST logo is printed on each ball in black ink. Theball is made by Flaghouse (PN 1892 YEL) and sold by AndyMark (PN AM-4200). A POWER CELL is ineach Black Tote of the 2020 Kickoff Kit.