Active bra top

New product

With minimal coverage to keep you cool, the stretchy and comfortable Active bra top is perfect for those extra long training sessions. You'll love the soft, lightweight fabric and elasticised support panel.

Wear yours alone or under an oversized muscle tank. Cross-back straps, hook fastenings on the back.

10 Items


Material: 65% Polyester, 32% Rayon, 3% Spandex

Look after: cold wash separately

3 sizes available: S /M /L

Olivia is 164cm tall and wearing size L (Olivia normally wears AU size XS, 27 for jeans and 7 shoes)

Jasmine is 164.5 cm tall and wearing size S (Jasmine normally wears AU size XS, 24 for jeans and 6/6.5 shoes)

Please see the measurements. **Warm tip: Please compare the detail sizes with yours before you buy!

Underarm to underarm Across elasticised support panel(3 adjustable hooks) Length(includes straps)
S 31.5cm-32.5cm 29cm-30.5cm 29cm
M 34.5cm-36cm 31cm-32.5cm 29.5cm
L 37cm-39cm 32cm-33.5cm 29.5cm

Please note: Colours may appear slightly different via this website due to computer picture resolution and individual monitor settings. 

We post all orders using Australia Post. All orders placed before 12pm will have same day dispatch and should arrive to you the next day for express, or 2 – 4 days for standard delivery if you are located in the metro areas within Australia. Regional areas may take an extra 2-3 days.

Australian orders

Standard shipping is a flat fee of $7 and Express shipping is a flat fee of $10.


Click & Collect

We also offer a Click & Collect option within the Melbourne area for orders over $70. There are 2 participating Cafés where you can collect your items from. The locations are as follows:

  • Mocha Vita Caffe Bar, 307 Stephensons Road, Mount Waverley, 3149
  • Melbourne Namu, Shop c 389 Lonsedale Street, Melbourne, 3000

Click & Collect customers will be contacted to confirm the most convenient day for pick up of items.

International Shipping

If you are looking to place an order from overseas, please email us at for a shipping quote.

Click here to view the full Shipping information

Exchanges & Returns

If you are not 100% satisfied with your purchase at by S I E N N A you may return it within 14 days of receiving your item and will be automatically issued with an Online Store CREDIT in the form of a Gift Card. 

We do not refund for change of mind. This credit may then be used to re-purchase your preferred item/size.

If you have received a product that is faulty please contact us ASAP at will happily cover all postage costs to replace it with an identical item whenever possible.

Click here to view the full Returns Policy

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