It is designed to be a scorpion's tail with a smooth shape, the head is the scorpion's stinger, pointed for easy insertion, this knotted dildo has four knots, from the head to the bottom, for the composition of three small knots and one big knot. There are three raised barbs on the big knot, don't worry, the whole knotted dildo is made of platinum silicone, so these barbs are soft and comfortable, rubbing against the inner walls of your hole and massaging your clitoris and perineum during penetration.