Thumbnail Soft Tone Sketch is the ideal paper for the architect, engineer, illustrator and student - it responds beautifully to pencil, ink, chalk or felt tip markers, showcasing vibrant color and crisp linework. Transparent enough to read an original through a four sheet overlay; this paper is ideal for prototyping, layered designs and drafting!Details:Transparent canary yellowAvailable in multiple sizes7.2 lb. weightAlso known as a bum wad, fodder and pattern paperFortified to withstand considerable handling