Go about your day in comfort and keep your feet feeling great with these Women's Airr Insoles from Sof Sole. The ultimate when it comes to absorbing shock, these amazing insoles are created with a polyurethane footbed for comfort for the whole foot. Gel pads to the forefoot help to absorb shock, while Skydex air capsules to the heel and arch return energy to the foot, creating a bouncy feel that puts a spring in your step. A Coolmax fabric top cover wicks moisture away from the foot, while Microban prevents the growth of odour-causing bacteria for fresh wear every day.. Material: 100% Polyurethane