Adjustable Night Splint: This Adjustable Night Splint Provides relief from the discomfort of plantar fasciitis. Lightweight and flexible one-piece shell. Adjustable flexion straps help Provide gentle stretching of the plantar fascia and Achilles tendon. Adjusts from 10Ã‚Â° to 90Ã‚Â° dorsi-flexion. Includes a cool foam liner and padded calf and ankle straps for added comfort. Small. Shoe Size: Men's up to 7, Women's up to 7-1/2.