Wouldn't it be great to not have to shave, wax, or tweeze? The Light Sheer Duet by Lumenis uses an 810nm diode to target the melanin in the hair follicles. It is fast and virtually painless! It does not work well for very light or grey hair. Because hair grows in cycles, a series of treatments is needed to reduce hair 80% plus. Tropical numbing creams are not necessary and this is quickly done in the office with no downtime.