The Intelligel All Gel Bunion Protector is a soft, comfortable gel device that provides instant relief by putting soft cushionning gel between the bunion and the shoe. Fits all footwear. Entirely made of gel, it is minimally compressive therefore eliminating the dangers of over compressing and restricting blood flow. The device is used as a barrier between the bunion and footwear, by positioning the gel pad around the bony protrusion. Can be trimmed for a custom fit. Small: Women shoe size 5-7 Hallux or 5th digit, Large: Women shoe size 7 1/2 - 11 Men's 8 1/2 - 12 Hallux. Can be trimmed to a perfect fit. Product should be hand-washed with soap and water after each use. Allow to air-dry. It is suggested to sprinkle talcum powder over gel when dry. DO NOT USE DETERGENT , BLEACH OR DISH SOAP. Size: One size fits most.