PROFESSIONAL QUALITY PAPER- This 100% cotton rag paper is ideal for all technical and fine art projects. This industry standard of 16 Lb. weight and made with 100% new cotton rag makes this drafting vellum a must have for any professional. STRONG TRANSPARENCY SHEET- This translucent paper will not ghost, providing a strong and reliable architectural paper for many uses. It can withstand repeated erasures and will still hold its form. Perfect for architects, engineers, drafters, electricians, and students. THE PROFESSIONAL'S CHOICE- This translucent vellum paper is perfect for drafting, engineering, architecture, electrical engineering, or student projects. Made for maximum strength and transparency, this paper roll is a must have for any one looking for vellum paper. THE PERFECT GIFT - Gift this vellum paper to the drafter in your life. Give them a practical, memorable gift that will further their creativity to the next level. Professional Drafting Vellum from Pacific Arc offers guaranteed maximum performance. Industry standard 16 lb. weight Maximum strength and transparency Made from 100% new cotton rag. Translucent paper will not ghost, providing a strong and reliable architectural paper for many uses. It can withstand repeated erasures and will still hold its form. Perfect for architects, engineers, drafters, electricians, and students. Available in sheets, pads, plain, title block, and non-repro grid and in rolls (plain and non-repro grid).