Urethane Baseball Balls, 2 Pieces, Practice Use, Yellow, Diameter 7cm, Set of 10 Brand new, unused. ★★お得な 10-piece set ★★ ・Quiet hitting sound, perfect for home practice or self-training at night. ・Made of soft urethane material, the ball doesn't travel far, making it easy to collect. ・Yellow color makes them easy to see even at night. Will be compressed for shipping. Urethane Baseball Balls, Practice Use, Yellow, Diameter 7cm, Fluorescent Color, Visible at Night, Batting, Toss Batting, Catch Ball, Training