The PowerStep® Adjustable Heel Lift provides 3/8" additional heel height adjustment, or layers can be peeled away for 1/4" or 1/8" additional height to accommodate leg length discrepancies. The edges of these adjustable heel lifts are tapered for improved comfort.Details:Accommodates leg length discrepancies and addresses heel pain Provides 1/8”, 1/4” or 3/8" additional heel height adjustment Provides extra cushioning under the heel Absorbs the impact of heel strike