While most derma rollers have 0.25mm needle lengths, this tool cranks it up to 0.5mm. If you're not sensitive, this derma roller can be used on the face.

Although you can buy longer needles for at-home use, it’s best to stick to a derma roller with a needle length of less than 0.5 millimeters.

How often you use your derma roller will depend on the length of the needles on your derma roller. "If you are using shorter needle lengths, for example 0.25mm-0.5mm, ...

Its primary tool is a hand-held derma roller, a small, narrow device (rather like a tiny paint roller) studded with almost 200 fine surgical steel micro-needles -- common lengths are 0.5 ...

We turned to two board-certified dermatologists who answered all of our questions on derma rollers and how to properly use one. Here are the 7 best ones to buy.

One such solution is the use of a derma roller. This device, ... It is a handheld device with a drum-like structure covered in tiny needles, typically ranging from 0.2 to 2.5 mm in length.

The best two derma rollers for handling hyperpigmentation, ... and you’ll get great product penetration at that length too.” I have a 0.5 mm roller — and here’s how I tend to use it.

Microneedle derma rollers are popular skincare tools that may help reduce the appearance of scars, fine lines and wrinkles. Skip to content. FOX31 Denver.