1" x 1" 3M - 4026 Double Sided Foam Squares. High temperature resistant, acrylic adhesive. Distributes stress uniformly over bonded areas. Use to fill gaps and bond irregular surfaces.1/16" open cell polyurethane foam with firm acrylic adhesive. Ideal for many indoor applications or for exterior applications where the tape will be protected from the environment. Acrylic adhesive features high bond strength and high temperature and solvent resistence. Conformable foam with high sheer strength. Ideal temperature range is 70? F.- 100? F. Case of 1000.