Braun Silk-�pil 7 SkinSpa 7-921e Wet & Dry - our gentlest, yet efficient 2-in-1 epilation and exfoliation system. Gently removes even the shortest hairs and reduces ingrown hair. Braun Close-Grip technology with 40 tweezers catches hair as small as a grain of sand (0.5mm) for unmatched smoothness for up to 4 weeks. Innovative exfoliation brush reduces ingrown hair - Braun�s sonic exfoliation technology delivers more than 3000 micro-vibrations per minute to exfoliate your skin. Thanks to the new high performance filaments, the brush head works 6x more effectively than a manual treatment alone, removing dead skin cells and reducing ingrown hair. The result is smoothness you will love.