Illuminate your darkest pleasures with this glow-in-the-dark cock ring vibrator! The cock ring vibrator is infused with non-toxic glow powder, which gives off a colourful, visible blue light after dark.Using a cock ring vibrator will restrict blood flow to the penis which results in providing the user with a fuller and harder erection. The soft and supple material allows the cock ring vibrator to accommodate all sizes.The vibrator should be exposed to light during the daytime for the best glow effects at night. Wash with warm water and mild soap.Made of body-safe TPEInfused with non-toxic glow powderCan be worn around the shaft of the penisThe ring has an inner diameter of 18 mm.