Celebrity hairstylist Mark Townsend has been working with Mary-Kate and Ashley Olsen for more than 20 years. In a new episode of the 'Gloss Angeles' podcast, the pro spilled his secrets to ...

Mary-Kate and Ashley Olsen are famous for their hair, and how their stylist achieves their iconic look is unique to each twin ...

I use product for each one. Ashley's hair is much curlier and much darker, but Mary-Kate's is a little bit more coarse." In 2013, Townsend spoke with PEOPLE about collaborating with the pair.

Mary-Kate Olsen was spotted in the Hamptons rocking a dressed-down look featuring a graphic tee, sweatpants and sandals during a rare public outing ...

Mary-Kate Olsen was spotted out in the Hamptons, looking casual in an oversized tee and sweatpants while at a local farm on Sunday, June 29.

Mary-Kate Olsen stepped out in the Hamptons for a rare public appearance in a decidedly casual ensemble.

For this particular outing, Olsen went with a winter-friendly flat shoe trend that's quirky yet cool: furry shoes. And in case you were wondering, yes, the shoes are by The Row.

Mary-Kate and Ashley Olsen have solidified their status as style icons, but their signature wavy hairstyles are legendary in their own right. Their effortless yet sophisticated waves, however, are ...

Mark-Kate and Ashley Olsen are, fashionably speaking, known for two things: good style and good hair. For decades, The Row designers, both 38, have made a mark on the beauty industry for their ...