Great for workout classes and regular home use, you can work out anywhere in your home, office or take it with you to your friends" home! * Durable yet lightweight, this Aerobic Step features 3 levels in a unique and stylish stackable design for your convenience * The Aerobic Step will enhance your aerobic workout and take your cardiovascular fitness to the next level! * Platform: 43.3" x 16.1"; Aerobic Step Trainer Adjusts 4.3" - 6.3" - 8.3" high; Weight Capacity: 350 lbs; Unit Weight: 18.3 lbs