“Your hair should be about a quarter of an inch long—or what we say is a grain of rice,” says Roberts. If your hair is longer, waxing will be more painful. If it’s shorter, the wax won’t have enough to grab onto, so it may not come off at all or could lead to pesky ingrown hairs. If you’re not sure about the length, lean on the longer side and request that the studio trims it down for you.
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