GYM MASTER Adjustable Aerobic Step Platform Choose from a 3 Level or 5 Level Step Aerobics platform Additional Pairs of feet are also available Easy to adjust the height for a varied workout Easy to Store When Not In Use Clever Design Stores The Height Adjusting Blocks Underneath This Simple Yet Effective Exercise Can Be Done Anywhere Helps Improve Co-Ordination & Importantly Has A Much Lower Impact On Joints Than Say Road Running Assembled dimensions: Width: 80cm. Depth: 30cm Height - Varies Per Model: 3 Level = 10/15/20 5 Level = 10/15/20/25/30cm Max User Weight: 150kg. Please Note: The Feet May Loosen When Moved. You Must Check The Stepper Feet are Secure & Stable Before Each Use. Please Note: Not suitable for commercial use.