Rulers on a roll! Plasticized, yellow paper tape has a unique measuring tape design. Tear it off in 12" increments or use a continuous row of "rulers." Great for use on student desks, work tables or as a fun classroom decoration. Each roll measures 1"W x 500"L, with a 1" core, and yields (40) 1" x 12"/30cm rulers. Sold as a pack of 6 rolls.