Kourtney Kardashian is Pretty in Pink for sizzling Instagram snaps

Kourtney Kardashian the 42-year-old Poosh founder and KUWTK star looked pretty in pink in a series of sizzling snaps uploaded to her Instagram on Sunday, May 16.

The mom of three - Mason, 11, Penelope, eight, Reign, six - has been posting up a storm on social media of late, this week alone the KUWTK star showcased her new skills as a tattoo artist, spent some one on one with Reign, and showed off her impressive 'gravity-defying' Pilates moves.

On Sunday, the the Poosh founder posted a mix of throwback and new pics to her Instagram account.

For some of the snaps, Kourt posed in her bathroom and closet, wearing a silk fuchsia nightie with a black lace trim, and a pair of open toed black heeled sandals. For some of the rest of the snaps the 42-year-old beauty posed in a vivid pink bikini; first eating a cheeseburger, then posing on some inflatable lilos with sis, Kendall Jenner. Take a look at the rest of the 'pinkalicious' snaps below.