Hailey Bieber, formerly Hailey Baldwin, is one of those celebrities who serve looks even in gym outfits. Regardless of whether she's on and off the runway, Justin Bieber's wife is definitely a style icon with her casual and laid back OOTDs.

The blonde beauty can often be spotted wearing oversized sweaters paired with biker shorts and statement shoes.

Over Hailey Baldwin's Instagram, she can also be spotted alongside fellow model and Keeping Up with the Kardashians star Kendal Jenner doing private sessions at Forma Pilates in Los Angeles.

Hailey Bieber's Cult-Favorite Leggings from Alo Yoga Clothing

The 24-year-old model usually wears ultra-sleek leggings from the LA-based athleisure brand Alo Yoga.

According to Shape.com, Beiber was caught donning high-waist four-pocket utility leggings in gravel in one of her IG stories. Hailey Bieber's leggings are usually in neutral and muted colors. She paired it with a cropped white long sleeve thermal shirt from Eterné and Kith's half-zip sherpa hoodie as she left the studio.

The interesting detail of this Alo Yoga leggings is that it has airlift features with four sleek pockets to hold all the pilates essentials.

It also serves its purpose of lifting and sculpting the butt and legs area with its ultra-smooth material designed to fit like a second skin. Now, you don't need to worry about your bottoms sliding down when you do a ton of squats or side-lying leg lifts in pilates.

Some of the reviews mentioned that it made their butt look fit because of its sculpting features, while one hyped about how flattering and comfortable it is to wear.

An individual also shared that it's worth every penny, as she calls it the best leggings she has ever owned.

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Hailey Bieber's Off Duty Look

Hailey Bieber can also be seen pairing her favorite Alo Yoga clothing to a fuzzy tie oversized sweater.

Based on the photos obtained by @haileybieber_stories, she capped off the cozy look with bright orange socks and a comfy black slide as she cradles her fur baby.

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Celebrities Who Love Alo Yoga Leggings

Aside from the blonde beauty, most celebrities and social media stars swear by the LA-based clothing brand.

Supermodel Bella Hadid was spotted flaunting her toned abs in an Alo Lush Bra and High Waist Airbrush Leggings in Gravel, paired with a black Saint Laurent bag and Adidas sneakers.

Socialite Olivia Palermo was also photographed looking casual yet super chic in her Alo High Waist Airbrushed Leggings with an oversized denim parka dog during her errands alongside her dog.

Popstar and Rare Beauty owner Selena Gomez and her longtime pal Taylor Swift are also fans of these cult-favorite Alo Yoga leggings, particularly their Moto design that features breathable mesh panels and moisture-wicking technology.

It also lifts, contours, and smoothens the curves of the bottom are for a super-comfy and good looking feel.

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