The Spirograph Design Set is the perfect way to create limitless amazing designs! The 30-piece set contains precision parts, pens, and new reusable Spiro-Putty! Spiro-Putty holds the fixed position Spirograph pieces firmly in place on the paper for precision detailing!nThe set also includes a snap-in storage tray, 10 sheets of design paper and a full-colour design guide, which explains the essentials of drawing with Spirograph as well as step-by-step instructions for creating your own designs.