hailey bieber shows off her toned midriff in a crop top and flared leggings while attending her pilates class in west hollywood, california-101022_18

hailey bieber shows off her toned midriff in a crop top and flared leggings while attending her pilates class in west hollywood, california-101022_26

Hailey Bieber shows off her toned midriff in a crop top and flared leggings while attending her Pilates class in West Hollywood, California

Hailey Bieber shows off her toned midriff in a crop top and flared leggings while attending her Pilates class in West Hollywood, California

Hailey Bieber shows off her toned midriff in a crop top and flared leggings while attending her Pilates class in West Hollywood, California

Kendall Jenner and Hailey Bieber showcase their runway figures in leggings as they arrive to Pilates

hailey bieber shows off her toned midriff in a crop top and flared leggings while attending her pilates class in west hollywood, california-101022_18

Hailey Bieber flashes her toned midriff while running a few errands in Beverly Hills, California

Hailey Bieber Shows Off Abs in One-Shoulder Sports Bra

Kendall Jenner and Hailey Bieber showcase their runway figures in leggings as they arrive to Pilates

hailey bieber shows off her stunning figure as she hits a hot pilates class in west hollywood, california-211020_17

hailey bieber shows off her toned midriff in a crop top and flared leggings while attending her pilates class in west hollywood, california-101022_21