Kendall Jenner & Hailey Bieber head out after attending a morning Pilates class together. #KendallJenner #HaileyBieber Photos: Backgrid

Kendall Jenner & Hailey Bieber Take a Monday Morning Pilates Class

Kendall Jenner flashes her toned tummy after Pilates class with

Kendall Jenner & Hailey Bieber Hit Up Pilates Class Together

Kendall Jenner and Hailey Bieber meet up for a Pilates class in LA

April 7: Hailey Bieber and Kendall Jenner leaving their Pilates

Hailey Bieber & Kendall Jenner Meet Up for Afternoon Pilates Class

Kendall Jenner & Hailey Bieber Take a Monday Morning Pilates Class

Hailey Bieber & Kendall Jenner Meet Up for Afternoon Pilates Class

Hailey Bieber & Kendall Jenner Meet Up for Afternoon Pilates Class

Kendall Jenner, Hailey Bieber Meet Up For A Stylish Workout

Kendall Jenner flashes her toned tummy after Pilates class with

Kendall Jenner Picks Up Smoothies with Hailey Bieber After a

Kendall Jenner & Hailey Bieber Kick Off the New Year at Pilates

Kendall Jenner & Hailey Bieber Hit Up Pilates Class Together

Kendall Jenner and Hailey Bieber meet up for a Pilates class in LA