Glas Blue Spiral Glass Dildo. Glass is always hard. Lube this beauty up for hours of deep penetration and pleasure. Raised spiral ridge increases stimulation, while the bulbous head activates the G-spot. Features: Fracture-resistant. Hypoallergenic. Easy to clean. Retains heat and cold for increased stimulation. Compatible with all lubricants. Dimensions: 7.5â   x 1.5â   - 7â   Insertable