Double insoles - with the Propet EV (Extra Volume) insole system, customized fit and comfort is easy Features antimicrobial properties that help prevent leading causes of foot odor OrthoLite insoles that are made with open cell, lightweight foams that create a cooler, drier shoe interior without adding unwanted bulk or weight Stretchable - The perfect style for feet with bunions or hammertoes or other conditions that require a little extra 'give' Protective and stylish footwear designed to comfort foot complications due to health problems, injury or overuse