How Do Period Undies Work?

Curious about how period underwear works?

Dive into our library of demo videos to see why our period underwear is perfect for active tween and teen girls when they're adjusting to the early years of their menstrual cycle.

Watch us ✂️ a pair open to reveal the layers inside.

➛ How they absorb
➛ How they lock in flow
➛ How it all works together to keep her period locked in.

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Some brands copy the look. They can’t copy the performance.

Watch the side-by-side test and see why UnderSwim stays top of the class.

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How do they hold flow in but keep water out?

Watch this demo video to find out!

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Why are these undies perfect for dancers, gymnasts, cheerleaders and every other girl who rocks a leotard or high-cut costume in her active pursuits?

Watch this demo video to see for yourself!

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Fitted with our exclusive leak-locking Bumpers, our Bumpers Briefs offer THE BEST design for tweens and teens who often juggle unpredictable flows and irregular cycles for the first year (and sometimes more).

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For light days, just-in-case situations, and all the awkward in-betweens.

See them in action!

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How Does Our Period Underwear Hold Up? 🤔

Help her her experience the freedom to do what she loves, whenever she wants.

At Eltee Sydney, we believe every girl deserves to feel comfy, secure, and ready to tackle her day, no matter what. Our period underwear is designed with her in mind, providing that extra boost of confidence she needs.

Check out how our UnderSwim makes swim days a breeze, keeping her covered in the water. See the magic of UnderDance in action as it supports her in every pirouette and leap, ensuring she can move effortlessly.

For those early and first period years, explore our Bumpers Briefs - crafted to help her feels at ease and well-protected when she's navigating this sometimes-awkward stage.

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