Features: The densely packed raised dots on the surface of the post surgery lymphatic ab compression lipo foams act like a professional lymphatic massager, gently massaging the abdomen and promoting lymphatic drainage Post surgery lymphatic ab compression lipo foams are made of high density foam rubber and high quality materials. The raised dotted structure is tough, pressure resistant, and not easily worn or deformed Specifications: Material: foam Color: black Size: Abdominal board: approx. 9.45 x 13.39 inches/ 24 x 34 cm Back board: approx. 12.2 x 9.06 inches/ 31 x 23 cm Package includes: 1 x Abdominal board 1 x Back board Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays