SparkFun COM-10411 Wearable Keypad.

 This flexible silicone keypad is all sealed up and ready to incorporate into your next wearable gadget. The button pad consists of five buttons: up, down, left, right and a center button emblazoned with the SparkFun flame. It even has a controllable red LED backlight! These would make great pads for controlling portable music players.

Datasheet COM-10411