Shoe Size: Small * Men 4-7 Women 5-8 * An Effective Modality For The Dynamic Functional Treatment Of Plantar Fasciitis And Achilles Tendonitis * With Each Step The Aircast Airheel Provides Intermittent Compression Through An Aircell Under The Plantar Arch Interacting With An Aircell Surrounding The Achilles Tendon *these Air-cells Produce Pulsating Compression During Ambulation That Helps Minimize Swelling And Discomfort And Provides Rapid Pain Relief * Can Be Used For Right Or Left Foot * Hcpcs Suggested Code: L2999