Heels are shoes featuring an incline on the heel. Heels could be a separate piece from the outsole or a wedge heel that runs the entire length of the outsole. The heel provides elevation and can be found in many different shapes, including block, tapered, blade, and wedge. Heels can also be many different heights such as kitten heel, stilleto heel, low heel, mid heel or high heel.
PORON® is a trademark name that describes a high density, sponge-like polyurethane which offers excellent compression resistance and high impact absorption. Among its many applications, PORON® is used in the footwear industry to manufacture a special kind of support insert that provides extra cushioning, support, and helps improve comfort.