MG Chemicals Copper Clad Board, Double Sided, 9" x 6", 1 oz Copper, 1/32" Thick, FR4 1/32" FR4 laminate with 1 oz copper per square foot This flame retardant laminate is translucent in color and made of continuous woven glass cloth impregnated with epoxy resin Developed specifically for the circuit processing industries' requirements Complies with UL #E214381 Measures 9" length by 6" width