Baseball Hitting Posture Correct Band Aid Equipment Portable Elastic Swing Trainer for Athletes Improve Batting Arm Strength

High-concerned chemical : None Use : Exercise Baseball Applicable People : Male Brand Name : Shunmaii Origin : Mainland China Swing Trainer Bands : Batting Swing Strap Softball Swing Trainer : Hitting Posture Correct Band Origin : Mainland China Product size : unfolded length 900mm/35.43inch Material : polyester