She's a knockout! Bella Hadid flashes a smile during playful boxing session ahead of Victoria Secret Fashion show

Bella Hadid put her newly trim physique on display on Monday.

The up and coming model wore a black Victoria sport crop top and leggings as she made her way to a boxing class in New York. 

The 20-year old shows off her taut tummy in the outfit as she added a sweeping cardigan.

Looking thin: Bella Hadid put her newly trim physique on display on Monday in New York

The raven haired model tied her locks back into a tight bun as she opted to wear a pair of designer sunglasses.

She was seen getting into the zone as she put on her boxing gloves for the intense session. 

The sister of Gigi Hadid has been busy gearing up for the Victoria Secret Fashion show later this month, which will mark her debut appearance.

I'm ready: The up and coming model wore a black Victoria sport crop top and leggings as she made her way to a boxing class 

Her sister Gigi as well as returning favorites Adriana Lima, Alessandra Ambrosio, Lily Aldridge, Elsa Hosk and Jasmine Tookes will be joining Bella on stage.

Josephine Skriver, Lais Ribeiro, Martha Hunt, Romee Strijd, Sara Sampaio, Stella Maxwell, Taylor Hill and Karlie Kloss will also be part of the show. 

Rocky style: She was seen getting into the zone as she put on her boxing gloves for the intense session

Big smile: The model was in great spirits during the shoot 

Th musical line up for the epic event includes multi-Grammy Award winners Lady Gaga, Bruno Mars and The Weeknd.

It will take place in Paris, France and the show will air Monday, December 5 at 10/9c on CBS and CBS All Access.

The young star has been exercising and dieting a lot the past few months, and has now been criticized for losing too much weight.

Her debut! The sister of Gigi Hadid has been busy gearing up for the Victoria Secret Fashion show later this month

Laugh it off: The model lookd like she was having a great time

Bella took to Instagram to reveal she was on of the latest ambassadors for Nike, something which riled up her fans.

After posting the picture she received quite a lot of backlash with fans branding her 'too thin' or not 'athletic or muscular' enough for the brand.

One commented: 'Nike? She’s not an athlete but more important it’s giving young girls unrealistic expectations yet again.'

Another said: 'Sports brands need to use an athletic bodied person to model.' 

'Too slim!': Bella took to Instagram to reveal she was on of the latest ambassadors for Nike, something which riled up her fans

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