DESCO Statshield 13339 Metal In Boxed Bag without Zipper, 14" Length x 12" Width x 0.0030" Thick Metal in film laminate 0.0030" thick Dissipative inner and outer surfaces Rtt less than 10E11 ohms per ANSI/ESD STM11.11 Printed with ESD protective symbol and lot code information Lead free RoHS compliant Made in America