RFZ1010 Features: * Wall foam * Made of closed cell foam * Create a smooth wall surface with this closed-cell 0.13"" foam padding that helps to prevent rust, corrosion * Other wall degradation from puncturing your liner * Helps keep your liner like-new for years to come with wall foam * Protects against punctures * Roll size: 0.13"" x 42"" x 1 500"" Dimensions: * Dimensions: 0.13"" H x 42"" W x 125"" D