Bollinger Fitness and Denise Austin team up to present the very first low-impact step of its kind. The revolutionary aerobic step is made of a special plank foam that gives just enough to absorb the impact shock. The cushioned foam adds more comfort to your low-impact step routine, and it's 100% recuclable! The Step by Step. A great aerobic exercise accessory designed to help you burn fat and "target tone" hips, thighs and buttocks and strengthen the abdominals. Colors are black/teal/pink. Signature on side. Meas. 33" L x 12-1/2" W x 6" H.