Complete an entire aerobic workout in the comfort of your own home with The Circuit Step. This step system consists of a teal or gray non-slip platform with purple support blocks that adjust the height from 4 to 6 to 8 inches depending on the intensity of the workout. The platform"s stepping surface measures 25W x 11D inches and supports up to 275 pounds. Assembled dimensions: 28.75L x 14W x 8H inches. About The Step The Step is a widely used aerobic fitness system, perfect for beginners and advanced athletes looking to work out at home. Its patented design for adjusting and stacking platforms offers a low-impact exercise with high intensity and satisfactory results. That"s why it"s recommended by physical therapists and fitness professionals across the country. Non-slip platform with support blocks. Adjusts from 4 to 6 to 8 inches high. Supports up to 275 lbs.. Stepping surface: 25W x 11D inches. Assembled dimensions: 28.75L x 14W x 8H inches. Manufacturer"s warranty included (see product guarantee).