Or collagen sheet masks which ever is best suited to the specific client need.

Sheet masks are a relatively new product that are becoming extremely popular in Asia.

After that, Cho says you can start to incorporate things like toner, essence, and sheet masks as needed.

Chris Pratt knows when it's time to kick up his heels and indulge in some quality me-time with a sheet mask.

And when done after a purifying, skin-stripping clay mask, they'll save you the time of sitting through a sheet mask.

Hsueh recommends using hair masks on a regular basis - just as often as you'd incorporate sheet masks into your beauty routine.

I wear hydrogels UNDER my sheet masks, because that's one area of the face sheet masks aren't meant to make contact with due to its sensitivity.

Ginko Biloba Eye Pad - A sheet mask rich in oxygenating ginko biloba reduces puffiness and dark circles and visibly firms the eye.

Yahoo Beauty's Editor in Chief, Bobbi Brown, sat down with Mota to talk about how she keeps her skin looking great despite a hectic travel schedule (she's all about sheet masks!)

I spent hours sifting through sheet masks utilizing kelp, ginseng, and snail extract and stumbled upon dozens of new essences, toners, and cleansers with packaging so good I couldn't not try them.

For example, while in the west it is typical for women to follow a three-step facial regime of cleanse-tone-moisturise, in South Korea there are 10 different steps, including the use of "essence" and "ampoule" creams, and a "sheet mask".

After a lengthy chat with Yoon, reading review after review online, and trying out a new sheet mask just about every night of the week (I've got the selfies to prove it), I've rounded up some of my must-try products.

While I have been using sheet masks and BB creams for years and consider myself fairly proficient in the language of Korean beauty, I actually didn't know the difference between an essence and a serum before landing in Seoul.

Related: This 30-Day Upper-Body Challenge Will Transform Your Arms & Shoulders When I'm feeling super-lazy and the thought of placing a cold, wet sheet mask on my face for 20 minutes is just too much, I spot-treat with hydrogels.

Sheet masks consist of a thin cotton or fiber sheet with holes cut out for the eyes and lips and cut to fit the contours of the face, onto which serums and skin treatments are brushed in a thin layer; the sheets may be soaked in the treatment.

I would argue that the term also applies to combined treatments when different masks are used in succession - for example, following up a steam treatment with an Amazonian clay mask to draw out impurities in the pores, and then finishing off with a moisturizing sheet mask to replenish the somewhat drying effects of the clay.

Can a bottle of collagen juice or sheet mask really make a difference to your skin?