Glas Blue Spiral 180mm Glass Dildo. Glass toys are always hard. Lube this beautiful glass sex toy up for hours of deep penetration and pleasure. The spiral sign is like a twirling barbers sign and had a purpose, as the raised spiral ridge increases stimulation, while the bulbous head activates the G-spot. All our glass toys are fracture-resistant and hypoallergenic, this glass sexy toy can be easily cleaned. Retains heat and cold for increased stimulation. Compatible with all lubricants.