Perfect Fit Guarantee
Perfect Fit Guarantee
We understand shopping online can be difficult, thats why we offer a 30-day risk-free, Perfect Fit Guarantee to all first-time customers. This means, you can try one pair of knickers from your first order worry free. If it's not a perfect fit or you simple don't love them, we'll gladly exchange or refund the one pair for you (Shipping fee excluded). No return required.
You'll have 30 days after receiving your order to request the Perfect Fit Guarantee.
Sale/clearance items are not included in Perfect Fit Guarantee, this will be called out in promotional material or on product pages when applicable.
Reusable pads are not included in the Perfect Fit Guarantee.
The Perfect Fit Guarantee can only be exchanged once.
To claim the Perfect Fit Guarantee, simply send us an email at hi@myshinesister.com.au with your order number, which product you'd like to claim and the reason for your claim.
Existing Customers
If you are an existing customer and would like to try a new style risk-free please reach out to our customer service team with your enquiry at hi@myshinesister.com.au
Bundle & Save or Multipack Orders
For bundle or multipack orders we offer a partial refund or exchange equivalent to one pair from the order. In addition we offer a store credit of up to 4 additional pairs, this can be used for future purchases to explore other sizes, styles or products.
Items not included for refund or exchange under the Perfect Fit Guarantee
Wash bags
Reusable pads
Shipping fees
Items included for free
Gifts with purchase
Egift cards
Support All Women to SHINE!
At ShineSister, our mission is to empower every woman to live boldly and leak-free, no matter her stage of life. From first periods to post-partum, peri/menopause to light bladder leaks, we’re here with high-quality, sustainable leak-proof knickers that deliver comfort, confidence, and support when it matters most.
We believe every woman deserves products that feel good, work hard, and honour her body, without the waste, shame, or price tag of disposables. That’s why we’re committed to designing underwear that’s not only functional and flattering, but also affordable and kind to the planet.
Our mission is rooted in inclusivity, dignity, and everyday freedom. Because when women are equipped with the right support, there’s nothing we can’t do.
Live like you don’t leak. Wear what you love. Shine every day—leak-free.
A few reasons why you'll love ShineSister
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Incontinence & Periods Made Easy
As women we understand the social, emotional and financial stress incontinence and period leaks can bring, that's why we designed the No Worry Knickers range. There's a pair for every woman on every occasion. Take back your confidence with ShineSister!
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Sustainability
For our rain forrest, for our oceans, for the love of our planet and the generations to come. There are so many reason we should all do our bit to REDUCE, RECYCLE, REUSE!!
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30 Day Risk-free / Perfect Fit Guarantee
Shop with peace of mind, if you don't love the product or the size is not right for you, we'll give you a full refund or exchange your first pair. It's really that easy.
