CAN BE USED IN DRY OR WET CONDITIONS; DESIGNED WITH SPECIAL TECHNIQUE TO REMOVE SHORT HAIR UNDER WATER; 18 SETS OF TWEEZER DISCS ENSURES RAPID, NON-IRRITATING & VIRTUALLY PAINLESS HAIR REMOVAL FROM THE ROOT; UTILIZES 3 PAIRS OF DISCS AT A TIME; GLIDE TWEEZER TECHNOLOGY LIFTS UP & REMOVES HAIR BY GLIDING THE TWEEZER DISCS OVER THE SKIN WITH LESS IRRITATION; TWEEZER TIP PULLING SYSTEM REMOVES HAIR WITH ACCURACY & PRECISION; BUILT-IN LIFETIME ANTIMICROBIAL PROTECTION; SAFETY TOUCH CONTROL; PATENTED HAIR GUIDE CHANNELS FLAT & SHORT HAIRS INTO HAIR REMOVAL DISCS; GREAT FOR REMOVING HAIR ON THE LEGS, BIKINI LINE & UNDERARMS; REMOVES HAIR FORM THE ROOT AS SHORT AS 0.4MM & LEAVES SKIN SMOOTH FOR UP TO 6 WEEKS; REQUIRES 2 AA BATTERIES