The Dr. Archy All-in-one Foot Tool Can Be Used To Treat Your Arches With Gentle Yet Robust Massage Which Can Help Address Symptoms Usually Associated With Sore Feet Heel/arch Pain And Plantar Fasciitis The 3 Major Muscle Supports In The Foot's Plantar Surface (sole) Are Thoroughly Massaged And Relaxed With The Included Dr. Archy Attachments The Design Of Dr. Archy Takes Advantage Of The Muscle Structure Of The Foot And Lower Leg To Provide A Natural Low-impact Exercising Motion That Supports Stretches And Massages Your Arches Working The Extrinsic And Intrinsic Muscles Of The Lower Leg And Foot Dr. Archy Helps Relieve Sore Feet Heel/arch Pain And Plantar Fasciitis Patients With Plantar Fasciitis Can Use Dr. Archy As A Device To Stretch The Plantar Fascia And Increase Flexibility.