... US California 65 Proposition 7, plastic bags for easy transportation 8, Sheet: Standard thickness: 10/15/20/25/32mm or 3 ... /8", 5/8", 3/4", 1", 1-1/4", (other thickness may be ... thickness: Standard thickness: 10/15/20/25/32mm or 3/8", 5/8", 3/4", 1", 1-1/4"; Standard length: 2m ...