Why Choose the 66fit Aerobic Step? Manufactured to a high standard the 66fit Aerobic Step is a versatile, easy-to-use product designed with portability, practicality and easy storage in mind. Fully adjustable, our sturdy exercise stepper comes with two attachments which simply click into place to increase the height of the bench from 10cm (min) to 15cm (max) for varied workout intensity. The 66fit Aerobic Exercise Bench is lightweight, easy to store with a practical hygienic wipe-clean textured surface. Rubber stoppers on the base of the step prevent slippage during use. Instructional graphics to show how to use the aerobic step together with additional in-depth videos are available online. Please Note: We do recommend that you use the Aerobic Step on a mat in order to protect floor coverings.