This unique plug has a small neck, flanged base, and tapered tip for body-safe enjoyment. The glass eye and nickel-free metal are perfect for sensitive skin and compatible with all lubricants. Introduce new sensations with this temperature sensitive plug. Use warm or cold water until it reaches a comfortable temperature 

• Overall length: 3.3 inches
• Insertable length: 2.9 inches
• Widest insertable diameter: 1.3 inches
• Materials- metal and glass