Kendall Jenner and her best friend Hailey Bieber are seen leaving a hot pilates class in LA

Kendall Jenner and Hailey Bieber leaving Pilates in Los Angeles

Kendall Jenner and Hailey Bieber show off their super fit bikini

Kendall Jenner Masks Up For Hot Pilates Class With Hailey Bieber

Kendall Jenner and Hailey Bieber were spotted leaving a Pilates

Hot Pilates Founder Shannon Nadj Shares How Hailey Bieber and

Kendall Jenner & Hailey Bieber Show Off Fit Physiques Leaving Hot

Kendall Jenner and her best friend Hailey Bieber are seen leaving

Kendall Jenner and Hailey Bieber Hang at Pilates in Sports Bras

Kendall Jenner Workout Routine Photos: Outfits, Abs, More

This exclusive L.A. Pilates class is drawing everyone from Kendall

Kendall Jenner & Hailey Bieber at Hot Pilates Class

Kendall Jenner's Errand-Running Ensemble Included Nothing But an