The CoolGlide is the first laser proven to permanently reduce hair in all skin types. The product is endorsed by physicians worldwide as it treats all skin types (I-VI) including summer tanned skin. Patented PowerFlex™ technology offers fast treatments with high efficiency. It allows independent control of fluence, pulse duration and repetition rates to fit your treatment parameters. Copper cooling provides the most effective way of cooling for best skin protection and comfort. The product features large spot size (10 mm) for maximum speed and optimal penetration at all follicle depths.