AfterPay Available - Light-up the fun in a quick flash with Skechers S-Lights: Tri-Namics. This lightweight sporty design features a mesh and synthetic upper with stretch laces and a light-up midsole. WARNING: This product contains non-replaceable coin batteries. Coin batteries are hazardous and can cause severe or fatal injuries in as little as two hours if swallowed or placed inside any part of the body. Do not attempt to access the battery. Keep batteries away from children whether new or used. If you think that batteries might have been swallowed or placed inside any part of the body, seek immediate medical attention. You should also contact the Australian Poisons Centre (available 24/7) on 13 11 26 for fast, expert advice.