Free shipping within the UK & worldwide over £100

Collection: Products

Adjustable sports bra

Sale

Adjustable sports bra

Regular price $56.89 NZD

Regular price ~~$85.34 NZD~~ Sale price $56.89 NZD
Unit price per

Sale
Adjustable sports bra high support

Adjustable sports bra high support

Regular price $85.34 NZD

Regular price Sale price $85.34 NZD
Unit price per
Adjustable sports bra with leggings

Adjustable sports bra with leggings

Regular price $185.99 NZD

Regular price Sale price $185.99 NZD
Unit price per
Airbrushed burgundy leggings

Airbrushed burgundy leggings

5 total reviews

Regular price $137.85 NZD

Regular price Sale price $137.85 NZD
Unit price per
Airbrushed leggings set

Airbrushed leggings set

Regular price $183.80 NZD

Regular price ~~$0.00 NZD~~ Sale price $183.80 NZD
Unit price per
Anti-slip grip socks

Anti-slip grip socks

1 total reviews

Regular price $28.42 NZD

Regular price Sale price $28.42 NZD
Unit price per
Bali jumpsuit

Bali jumpsuit

Regular price $194.74 NZD

Regular price Sale price $194.74 NZD
Unit price per
Beige leggings second skin

Beige leggings second skin

Regular price $122.54 NZD

Regular price ~~$122.54 NZD~~ Sale price $122.54 NZD
Unit price per
Black Leopard Leggings

Black Leopard Leggings

11 total reviews

Regular price $129.10 NZD

Regular price Sale price $129.10 NZD
Unit price per
Black leopard set bundle

Black leopard set bundle

Regular price $181.62 NZD

Regular price Sale price $181.62 NZD
Unit price per
Black leopard sports bra

Black leopard sports bra

3 total reviews

Regular price $85.34 NZD

Regular price Sale price $85.34 NZD
Unit price per
Bundle grip socks

Bundle grip socks

1 total reviews

Regular price $49.89 NZD

Regular price Sale price $49.89 NZD
Unit price per
Butterfly set pocket leggings

Butterfly set pocket leggings

3 total reviews

Regular price $183.80 NZD

Regular price Sale price $183.80 NZD
Unit price per
Butterfly sports bra

Butterfly sports bra

Regular price $89.71 NZD

Regular price Sale price $89.71 NZD
Unit price per
Camel leggings and sports bra

Camel leggings and sports bra

Regular price $181.62 NZD

Regular price ~~$85.34 NZD~~ Sale price $181.62 NZD
Unit price per
Cloud wrap crop top

Cloud wrap crop top

Regular price $94.09 NZD

Regular price ~~$0.00 NZD~~ Sale price $94.09 NZD
Unit price per

Zero feel set

Elevate Your Style with Fresh Arrivals from Our Just Landed Collection!

Flared unitard

Flared unitard

Flared unitard

$194.74 NZD

$194.74 NZD

Clearance Sale

End of season clearance SALE Please note products are not refundable but...

Clearance Sale

THE REQUIREMENTS Be an Instructor or Influencer. Put Your Ambassador Status in Your IG Bio. Post 2x Per Month.

Apply now

Let customers speak for us

from 256 reviews

Comfy

Comfy and stylish. Colours are more beautiful

Tanya

11/12/2024

Anti-slip grip socks

Anti-slip grip socks

Fantastic

Obsessed with all Belsize sets but the second skin bundle are absolutely fantastic wearing it everyday all day.

Shayla

11/12/2024

Taupe leggings and sports bra

Taupe leggings and sports bra

Spectacular

Beautiful true to size just ordered the second pink colour. Absolutely stunning. Looks more expensive. Top top top

Sheyla

11/12/2024

Scallop cross back

Scallop cross back

Top quality

Bought all colours. Top quality after months of washing my grip socks are still like new. Love them

Amanda

11/08/2024

Pilates and yoga grip socks shorter

Pilates and yoga grip socks shorter

Molto bello elegante

Particolarmente elegante arrivato a Milano in una settimana. Di buona qualità sopratutto. Grazie

Alessandra M

09/03/2024

Grip socks

I'm in love with these grip socks! Perfect and comfy for pilates classes.

Maria-Eleni Spei

08/09/2024

Bundle grip socks

Bundle grip socks

OOOOBSSESSED

I went to Ibiza with this set had many people asking me where is it from. Just WOOOW LOVE IT 🤍☁️

Alex De Coco

07/31/2024

Stunning

Hold strong beautiful colour 5 stars 🤩

Customer

05/07/2024

Zero feel sports bra

Zero feel sports bra

SUPER SUPER QUALITY

I only buy Alo and Lulu leggings, since I discovered Belsize never go back. Good price and TOP quality. Please make the scallop in more colours. I’m obsessed

L.m.D.F.

04/29/2024

Obsessed

Obsessed with all Belsize leggings from my first pair bought few years ago till this airbrushed leggings they are just unbelievable soft. Color is just perfect cherry colour, I wish they have sports bra in the same colour

Katherine B.

04/17/2024

Airbrushed burgundy leggings

Airbrushed burgundy leggings

LA collection 2 pieces - gorgeous and well-fitting

I love this set. The size is perfect - the material is soft, supple, and strong. Just want to wear it all day. Great quality.

Judy Joy Curtis

12/05/2023

Butterfly set pocket leggings

Butterfly set pocket leggings

Very flattering

Comfortable and flattering set. The top does roll a bit but not majorly

Saman Zaman

12/04/2023

Luna collection top and leggings

Luna collection top and leggings

My favourite activewear brand

Love this brand and out of all of the outfits I own from here, the Luna is my favourite so far. Wear it for hoop and it’s just gorgeous and soft, have it in nearly every colour

josephine sterakides

12/02/2023

Luna collection top and leggings

Luna collection top and leggings

Absolutely stunning

the picture doesn't describe its beauty,very soft and comfortable the leggings perfectly cover my tummy which looks flat, I'm obsessed.

Alice London

11/30/2023

Red Leggings and Sports Bra Matching Set

Red Leggings and Sports Bra Matching Set

Wooow

I discovered Belsize this summer, this is my 4th set. Finally, leggings that don't roll down, they cover my mummy tummy, trully in love with everything. Colour, fit, and second skin fabric 😮‍💨

Rachel MC

11/07/2023

Butterfly set pocket leggings

Butterfly set pocket leggings