Chartpak Borden & Riley #110M Technical Vellum Roll, 36" x 5 Yards, 100% Cotton, 60 GSM/16 LB, 1 Roll Each (110R360500)16 lb. 100% Rag Bright white, pH Neutral, long fiber paper Transparentized during manufacture for exceptional dimensional stability and accuracy Contains no fugitive oils or resins and is crack resistant, durable and archival Made in USA Item Number: 110R360500 Dimensions: 36. 0 x 1. 9 x 1. 5 inches Weight: 1. 0 lb The reputation of the Chartpak portfolio for quality and leadership has been a standard within the design, drafting, and engineering