The RCAI Plantar Fasciitis Night Splint is indicated for the treatment of plantar fasciitis and Achilles tendonitis. It is economical and easy to apply. The splint features adjustable dorsiflexion assist straps for controlled dorsiflexion, limiting nightly contractures and tightening of the plantar fascia and Achilles tendon. This feature permits flexibility in the treatment of the problem by allowing the foot to be positioned at the point of optimal patient progress and comfort maintaining proper foot alignment.