Artstraws® are paper straws used for engineering and construction, as well as arts and crafts projects. Artstraws can easily be combined with glue, or simply pinching and threading it into another Artstraw. No connectors are needed. Each package contains 1800 pieces and two instruction books, one for arts and crafts and one for design and technology. Straws measure 4 mm wide and 15.5" long.