Spyderco Plastic Knife Kit This all-plastic kit is a faithful reproduction of Spyderco's best-selling Delica 4 folding knife. It can be assembled in minutes without tools or glue and yields a completely safe working model of a Delica 4. Precision molded from glow-in-the-dark plastic, all parts are rounded for safety and designed so the knife can be assembled and disassembled numerous times. Designed for ages 7 and older. Hang packaged.