The Fan Blade is is an ABS Plastic hand spinner. It's aerodynamic shape is similar to that of a traditional fanblade (thence the name), which give it great speed and a steady spin. The center bearing is a hybrid design of steel and ceramic. The fanblade also feature three steel speed rings for exception outer weight that leads to outstanding spin time.. They look awesome when spinning. Comes in a Zeekio drawstring pouch for safe storage. From the Hand Spinner Fanatics at Zeekio.