Gender X Semi Sweet Tart Realistic Dildo color changes at 90 degrees Fahrenheit F blue to purple. Body heat has an extraordinary effect on this unique dildo that changes from a rich burgundy to a lush deep purple when ensconced in warmth. Beautifully crafted for a life like realistic look and feel, its firm yet pliable Silicone shape moves with your body for the perfect amount of give and take, including during hands free play when you utilize the sturdy suction cup base. Intensify your pleasure with the power of rich color for truly spectacular results! Realistically crafted color changing dildo. Transforms from aquamarine blue to purple at 90 degrees Fahrenheit F. Purple returns to blue when cooled. Suction cup base for hands free play. Life like shapes and textures on shaft and tip. Flexible to move with your body. Waterproof and submersible non-vibrating dildo. Materials Velvet Smooth Silicone. Dimensions overall length: 5 inches, insertable length 3.5 inches, width 1.35 inches. 5 years warranty.