Smart Hockey Training Balls help build lean muscle mass and muscle memory all in the comfort of your home! With its puck-like qualities, Smart Hockey Training Balls amazingly mimic the feel and movement of an ice hockey puck! * Use indoors to simulate on-ice puck movements * Only off-ice training device matching all aspects of an ice hockey puck * Same bounce height * Same weight (approximately 6oz) * Same stick contact height * Same slide * Same feel invodoCheckSku("InvodoIndicator","CT24-49","3115","1","TotalHockey.net","medium_onlight","104","32");