Features: The durability and resistance to corrupt make the insulation foam board for walls a practical and long lasting solution for insulation needs. You can measure the area according to your using needs, and then purchase the foam insulation sheet on demands. Specifications: Main material: XPS foam Color: pink Size: about 12 x 7.5 x 2 inches/ 30.5 x 19 x 5 cm Package includes: 4 x Insulation boards Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.