Available in three different colours, the GlowRing is an exceptionally useful purchase for yourself or low-cost gift for just about anyone, male or female, young or old. It will help you find your keys on the ground, in the house and even at the bottom of your handbag, Why not clip one to your pet collar, sports bag, fishing gear, zipper tag or use it as a light pull, the list goes on! Inside each GlowRing is a single sealed glass tube, which contains a minute amount of active gas that permanently reacts with a luminescent coating. The resulting light source will glow for 10 years and enables you to see your GlowRing from as far as 30 feet away in complete darkness! Important Note - Due to International Regulatory differences regarding the use of GTLS (H3 lights), this product can only be sent to residents of the UK. Inside each GlowRing is a single sealed glass tube, which contains a minute amount of radio active gas that permanently reacts with a luminescent coating. The resulting light source will glow for 10 years and enables you to see your GlowRing from as far as 30 feet away in complete darkness!