The 3-5/8" ID x 1/2" Wall Self Seal Pipe Insulation is designed to enhance energy efficiency and prevent condensation on pipes. This insulation features a self-sealing design for easy installation, making it ideal for both residential and commercial applications. Constructed from high-quality materials, it provides excellent thermal resistance and durability. Each carton contains six pieces, ensuring ample coverage for various piping needs. This insulation is suitable for hot and cold water pipes, helping to reduce energy costs and improve overall system performance.