- Use a light touch to offer your partner fluttering, delicate sensation play or dig the small, sharp spikes in deep to really get their attention. This lightweight double pinwheel finger toy is great for any part of the body you can imagine. Each wheel features 20 small spikes, with two rings that are designed to fit most fingers. Prick, tickle, or punish the play is up to you! Measurements 4 inches in length, inner ring diameter 0.8 inch. Material ABS plastic.