3M EMI Aluminum Foil Shielding Tape 1170, 25 mm x 16.5 m, 3 in Paper CoreGeneral Information Brand 3M Adhesive Type Conductive Acrylic Country Of Origin Taiwan Sold As Case Lead Time 14 days California Residents Proposition 65 Warning Dimensions and Specifications Backing (Carrier) Thickness (Imperial) 2 mil Backing (Carrier) Thickness (Metric) 0. 05 mm Overall Length (Imperial) 18 yd Overall Length (Metric) 16. 5 m Overall Width (Imperial) 0. 98 in Overall Width (Metric) 25 mm Total Tape Thickness Without Liner (Metric)