Designed for craft projects and classroom activities. These (12in. long, 6mm wide) stems are made from flexible wire and crush-resistant polyester. Chenille Art & Drafting Supplies part of a large selection of office supplies. Chenille Kraft Jumbo Pipe Cleaners, Assorted, Pack Of 100 is one of many Drafting Tools & Kits available through Office Depot. Made by Chenille.