Prism Nirvana Cobalt Blue Glass Probe. This radiant cobalt blue probe makes a stylish addition to any glass collection! Uniquely handcrafted, this glass creation resembles and exclusive piece of art. Nirvana has massaging swells that are designed to intensify arousal as its smooth contours seamlessly glide into place. Made entirely of Borosilicate glass, the Nirvana is non-porous and easily cleaned with soap and water. Created to play hard, yet upscale, this exquisite glass massager is sure to leave you in a Nirvanic state of mind. Measurements 5.75 inches overall length, 5.25 inches insertable length, 1.48 inches maximum insertable diameter. Material Borosilicate Glass. Color Cobalt Blue. Includes storage pouch.