Add a glow to your garden with this Glow In The Dark Pebble Stones Set Glow in the dark pebble stones, perfect for decorating and light Choose from 2 colours: green or multi-coloured Glow lasts approximately 2-3 hours after full sun exposure Suitable for lining a walkway, edging a flower bed or filling a planter Flat marble size and made of a poly resin material Great for extra lighting outdoors Luminous and made from acrylic Pebbles are approx 2-3cm each