Light up the night with this LED Light Up Drinking Tumbler Get a pack of 1 or 2 The tumbler features five internal multi-coloured LEDs  This is an ideal gift for any loved one who enjoys a bit of drinking and having fun Multiple light modes at the push of a button including: circulating, flashing and  steady light Made from a strong and durable plastic material Glass can hold up to 340ml  Requires 2x CR2025 batteries which are included and replaceable The glass size is 8cm in diameter x 12.8cm in height   Buying Options: 4.99 pounds instead of 9.99 pounds for the 1-Pack- save 50% 6.99 pounds instead of 19.99 pounds for the 2-Pack- save 65%