Kylie Jenner and Her Bestie Celebrate End of Summer With Sexy End of Summer Looks

Kylie Jenner is saying goodbye to summer 2017 with her bestie.

The 20-year-old Life of Kylie star and co-star Jordyn Woods posted on Friday on Instagram photos of them posing in colorful swimsuits. Kylie is sporting a red and yellow cutout two-piece, while Jordyn is wearing a red and green one-piece in a similar style.

"Summers almost over party," Kylie wrote.

"Oops we didn't see you there," Jordyn said.

Kylie is known for her sexy Instagrams. See more from years past.

BESTIES

The 20-year-old Life of Kylie star and friend and co-star Jordyn Woods celebrate their own "Summer's almost over party."

SEXY SUNBATHING

Kylie wrote" day at Mommy's" while tanning at mama Kris' place.

NOT-SO-MELLOW YELLOW

Kylie posted this sexy cleavage pic with a simple yellow heart emoji.

KILLER CURVES

Kylie flaunts her tiny waist and enviable figure in teeny underwear.

TIGHTY WHITIES

Kylie rocks some white briefs and a matching tube top.

UNDER-BOOB ALERT!

Wowzers! Kylie flashes the underside of her breasts in a barely-there top.

BUSTY BABE

Kylie nearly busts out of her top during a night on the town.

ON SAFARI

"adventures," she captioned this wild snapshot.

Of course, the official last day of summer in the Northern Hemisphere is Sept. 22, and Southern California's summers sometimes to run well into October, a "summer's almost over" party may be premature...but heck, a party's a party!

Article c/o E!Online