No post-birthday blues here! Casual Hailey Baldwin arrives in Miami with Bella Hadid... days after celebrating Baldwin's 21st birthday

 She's just celebrated her 21st birthday.

 But Hailey Baldwin showed no signs of post-birthday blues when she arrived in Miami with friend and fellow catwalk prowler Bella Hadid, 21, on Friday.

The pair almost immediately took to Snapchat to share their triumphant, casually-attired pose.  

No hangover: Hailey Baldwin, 21, showed no signs of post-birthday blues when she arrived in Miami with friend and fellow catwalk prowler Bella Hadid, 21, on Friday

No hangover: Hailey Baldwin, 21, showed no signs of post-birthday blues when she arrived in Miami with friend and fellow catwalk prowler Bella Hadid, 21, on Friday

The daughter of actor Stephen Baldwin and niece of Alec looked comfortable in a vintage Pink Floyd T-shirt , sweatpants and white sneakers.

The French Connection model covered her eyes with a pair of dark, oversized trapezoid-shaped sunglasses, and her blonde tresses were pulled back in a low bun.

The Saturday Night Live guest star was loaded up with shopping bags and was also carrying a red backpack. 

Monochrome model: Hadid, meanwhile, went for a black and white casual ensemble, decking herself out in white sweatpants and jacket, paired with black and white sneakers

Monochrome model: Hadid, meanwhile, went for a black and white casual ensemble, decking herself out in white sweatpants and jacket, paired with black and white sneakers

Wear an all white outfit like Bella in Hyein Seo

Bella Hadid kept things casual as she travelled by private jet with fellow model friend Hailey Baldwin in celebration of Hailey’s 21st.

The brunette supermodel wore a pair of white Hyein Seo tracksuit pants with matching top, keeping her look simple and understated.

Even millionaires like Bella like to be comfortable and wear tracksuits from time to time, even if they are by quirky lesser-known designers – such as Hyein Seo.

So if you’re looking for some new lounge wear or just wanting to try out the sports-luxe look, you can shop similar items to Bella’s in our edit below.

Unfortunately Bella’s pair of track pants are sold out, but luckily for you the picks we’ve put in our carousel are cheaper alternatives anyway!

Check out our bargain buy which is now £9!

* PRICES MAY NOT BE AS ADVERTISED

Hadid, meanwhile, went for a black and white casual ensemble, decking herself out in white sweatpants and jacket, paired with black and white sneakers.

The monochrome look was completed with a black suitcase and black backpack.

The daughter of real estate developer Mohamed Hadid and former model Yolanda Hadid wore her brunette locks pulled back in a tight bun and wore a full face of makeup for the day. 

Supermodels: The two beauties, who arrived in Florida on a private plane, later struck a pose for Hadid's social media fans

Supermodels: The two beauties, who arrived in Florida on a private plane, later struck a pose for Hadid's social media fans

The two beauties, who arrived in Florida on a private plane, later struck a pose for Hadid's social media fans.

On Tuesday, birthday girl Baldwin posed with her bestie Kendall Jenner, 22, at her party, capturing a series of black and white snaps of herself goofing around with the reality TV star.   

BFF Kendall also shared several snaps of her evening with Hailey, writing the words 'bday b***h' atop a close up of the blonde.  

Famous friends: On Tuesday, birthday girl Baldwin posed with her bestie Kendall Jenner, 22, at her party, capturing a series of  snaps of herself goofing around with the reality TV star

Famous friends: On Tuesday, birthday girl Baldwin posed with her bestie Kendall Jenner, 22, at her party, capturing a series of snaps of herself goofing around with the reality TV star

TV royalty: Baldwin is the niece of SNL star Alec Baldwin, while jenner is the daughter of reality TV matriarch Kris Jenner

TV royalty: Baldwin is the niece of SNL star Alec Baldwin, while jenner is the daughter of reality TV matriarch Kris Jenner

Social media blitz: BFF Kendall also shared several snaps of her evening with Hailey, writing the words 'bday b***h' atop a close up of the blonde

Social media blitz: BFF Kendall also shared several snaps of her evening with Hailey, writing the words 'bday b***h' atop a close up of the blonde

The comments below have not been moderated.

The views expressed in the contents above are those of our users and do not necessarily reflect the views of MailOnline.

We are no longer accepting comments on this article.