At the Prada Spring 2017, models wore sleek, side-parted ponytails with a simple barrettes.
Models at the Altuzarra Fall 2017 show channeled Blair Waldorf wearing embellished headbands.
At Tory Burch Fall 2017, ponytails were wrapped in oversized black bows.
In keeping with the playful look at the Fendi Spring 2017 show, models rocked colorful hair clips.
Model Irina Shayk proved that exaggerated hair barrettes are the ultimate standout accessory at the Bottega Veneta's Spring 2017 show.
Models at Chanel's 2017 Fall Haute Couture show sported rainbow eyeshadow with colorful strikes of orange, blue and green.
An exaggerated dusting of magenta shadow around the eye was the look at the Gucci Fall 2017 show.
Models at the Valentino Fall 2017 wore sleek, maroon eyeliner with a matching lip and mini braids.
At the Prada Fall 2017, makeup artist Pat McGrath used electric blue eyeshadow and messy, heavy eyeliner for a rock and roll look.
Model Greta Varlese wore colorful eyeshadow in playful shades of green, yellow and purple at the Maison Margiela Fall 2017 fashion show.
At the Isabel Marant Fall 2017 show, models wore their hair in loose, messy waves with natural makeup.
At the Louis Vuitton show, models wore their hair in wild, voluminous curls with a pale lip.
At the Celine Fall 2017 show, model Birgit Kos effortlessly rocked middle-parted air-dried waves.
At the Lanvin Fall 2017, model Bella Hadid proved that a sleek, side-parted pony is the ultimate French girl hairstyle.
Models at the Christian Dior Fall 2017 paired voluminous, brushed out curls with chic black berets.
The wet, slicked-back hair at the Paco Rabanne Spring 2017 show had frosted blue and red roots.
At the Marc Jacobs Spring 2017 show, hair was styled into colorful dreadlocks and worn in a top knot.
At Mary Katrantzou Spring 2017, hair accessories matched the lip color.
The combination of slicked back hair, bleached brows and maroon lips was a bold success at the Aquilano.Rimondi Fall 2017 show.
At the Marco De Vincenzo Spring 2017 show a mauve berry lip proved a simple look can still be special.
At the Jason Wu Fall 2017 show, models rocked glossy, cherry red lips.
Red lipstick was the perfect addition to the over-the-top look at the Dolce & Gabbana Spring 2017 show.
Model Catherine McNeil cut her hair into a tousled pixie with heavy bangs at the Alexander Wang Fall 2017 show.
At the Alexander Wang Fall 2017 show, models wore their cropped hair with heavy eyeliner.
Model Irina Kravchenko wore her bowl cut with blunt bangs at the Alexander Wang Fall 2017 fashion show.
Model Ysaunny Brito wore her buzz cut with some length on top at the Alexander Wang Fall 2017 show.
Backstage at the Fenty x Puma Spring 2017 show, models showed off their long, embellished matte black nails.
At the Balenciaga Spring 2017 show, models wore long acrylic nails in various shades of hot pink and orange with crystal embellishments.
At the Marc Jacobs Fall 2017 show, long, dark purple nails, some detailed with logos, were the ultimate beauty accessory.
Watch: Fall Fashion Advice from a Very Young Stylist