This sleek hand-blown glass massager will take you to new heights! Designed for comfort, your Sapphire Spiral can be used chilled or heated up. Simply put it in the freezer for a cool refreshing sensation or run it under hot water to get things heated up. This non-porous glass is hygienic and easy to sterilize after you've had your fun. This glass massager has a usable length of 6.5in and a 1.5in diameter. Cool down or heat up for total satisfaction!