Add a little sun to get some night time fun! STIM U Glow in the dark double layered Silicone dildo blue glows in the Luminous Glow in the Dark. Made of Body safe liquid silicone and measuring 25.4cm long with a diameter of 4.6cm. With two layers of silicone create a realistic feel that aims to please. Stick it to any smooth surface or fit to your favourite harness and let the fun begin! Charge the glow by sitting it in sunlight or LED light before taking it into the dark.