87234 Size: XX-Large Features: -Semi-rigid strap that pulls the toes upward and the foot into a slight dorsiflexion position.-Gently stretches the plantar fascia so it may heal.-Combination of the thermal properties that help reduce inflammation and the stretching of the plantar fascia while sleeping may aid in the treatment of plantar fasciitis.-Non-slip safety sole TM rubber grip bottom helps prevent slipping.