The Plantar FXT keeps the plantar fascia in a comfortable and stretched position during sleep.Plantar FXT night splint from Swede-O™ features a patented design to treat Plantar Fasciitis. The adjustable tension strap pulls the toes upward and the foot into a slight dorsiflexion position. This gently stretches the plantar fascia so it may heal. The combination of the thermal properties that help reduce inflammation and the stretching of the plantar fascia while sleeping aids in the treatment of Plantar Fasciitis. Non-slip Safety Sole rubber grip bottom helps prevent slipping.