Rather than fannying about with a button, why not have a steady amber light on the back of each glove, lit all the time. When you want to indicate just flip your hand over every half a second or so, so that it looks like flashing amber from both the front and the back.
Rather than fannying about with a button, why not have a steady amber light on the back of each glove, lit all the time. When you want to indicate just flip your hand over every half a second or so, so that it looks like flashing amber from both the front and the back.