CVS Health™ Plantar Fasciitis Night Support helps to relieve foot pain by securely holding the foot in a flexed position while sleeping. ADJUSTABLE FOOT SUPPORT8.0 - 15.0 in 20.3 - 38.1 cm Measure around leg approximately 2 inches above ankle bone. Product features: Foam and fabric are breathable, soft, and comfortable. Hard splint at instep holds the foot in a flexed position. Adjustable straps for customized fit.