5-in-1 Trainer:; Includes bag, speed balls, and reflex bar for full workouts!Adjustable Height:; Easily adjusts from 63" to 90.5" for adults and kids.Stable Base:; Fill with sand or water. Features 12 strong suction cups.Smooth Action:; 360° shock absorption with springs reduces noise and recoil.Heavy Duty Build:; Durable PU leather and EPE foam are built for impact.