In-built Arch Support encourages optimal foot posture, aiding whole body alignment. Perfect for people with Plantar Fasciitis Specialized material molds to the unique shape of your foot. Given the supporting nature of the material, give them a day or two to wear in and you'll be in love with your Archies! Elevated heel reduces pressure on the achilles tendon, allowing you to wear Archies all day long. Arch Support Slides so comfy you'll never take them off!