Vinyl-covered foam trainer offers a safe and effective way to teach students to transfer weight and "snap down" from back handsprings. Trainer won't roll on top of user or "eject" too early. Simple, one-person operation allows students to practice on their own, without the need for a coach. Automatically returns to start position for the next user, so there is no need to reset. No assembly required. 38"L x 24"W; 27 lb.