Estilo:D-Section, 5/16" W, 1/4" T, 17 ft L, Black 3/8 inch W x 1/4 inch h x 17'l, black, d-section, self adhesive, sub zero premium weather strip, 100% cellular rubber Edmo, provides a superior seal against air & moisture, remains flexible to - 40 degrees Fahrenheit, will not harden, crack or freeze, even at 40 below zero, high compression will spring back to shape even after long exposure to subfreezing conditions.*The product is a 5/16x1/4x17 wither strip*Purpose of use for hardware, glue - masking-tape*Manufactured in china