.063 Thickness for moldings with the most prominent recessed tape surface. Provides maximum tape-to-body contact. Acrylic foam saturated with acrylic adhesive. RMM1/4 – ¼” x .063” x 54’ RMM3/8 – 3/8” x .063 x 54’ RMM1/2 – ½” x .063” x 54’ RMM5/8 – 5/8” x .063” x 54’ RMM01 – 1” x .063” x 54’