Blue Jay Sacroiliac Belt Black Small 30 34 Goniometers Material: Plastic Two 1 inch urethane Material: Plastic This versatile pillow offers a choice of four ergonomic sleeping options to provide the most comfortable and supportive fit * Options for the best sleep Four different pillow sleeping options to suit your individual needs plus your choice of comfort foam or memory foam * Memory foam pillow Pleated memory foam side offers greater contoured support with a high and low end providing two options for a comfortable and supportive fit * Comfort Foam Pilllow Peaked comfort foam side offers a flatter surface providing a choice of two higher firmer sleeping heights * Optimal Air Circulation Both pleated and peaked surface textures promote air circulation reduce build up of moisture and help to reduce pressure points * Includes a machine washable pillow protector * Medium support * Great Retail Packaging * Dimensions: 22 x 13 x 5 * Provides compression stability and support for the sacroiliac joint * Slimline design with adjustable tabs for a conforming fit * Color Black * To size measure around the hips