Ignik Ripple Rechargeable Hand WarmersFinally, a rechargeable hand warmer small enough to fit in your gloves and designed specifically for everyday winter adventures. The Ripple is the future of on the go instant heat, built for those who live and play out in the cold all winter long. Crank up the heat with Turbo Mode for extra frigid days or switch to Efficiency Mode for lasting warmth on the long haul. Need heat for the whole crew? Pack extras in your pocket for backup. The Ripples