Period Swimwear Guide
Period underwear should match your flow—not someone else's.
Every woman experiences menstruation differently, which is why Liberty Underwear offers several absorbency levels.
Medium Flow
Suitable for:
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Light to medium periods
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Teenagers
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School
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Work
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Backup with menstrual cups or tampons
Approximate absorbency:
Up to 15ml.
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Heavy Flow
Suitable for:
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Moderate to heavy periods
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Overnight use
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Busy working days
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School and university
Approximate absorbency:
Up to 35ml.
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Ultra Heavy Flow
Designed for:
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Very heavy periods
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PCOS
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Perimenopause
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Overnight confidence
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Postpartum (when appropriate and advised by your healthcare professional)
Approximate absorbency:
Up to 100ml.
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Choosing the right style
Consider:
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High waist for additional support.
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Seamless designs for fitted clothing.
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Full briefs for overnight wear.
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Swimwear for holidays and water activities.
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Caring for your underwear
Following the manufacturer's care instructions helps maintain absorbency and extend product life.
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Continue reading
• Heavy Periods Explained
• Period Swimwear Guide
• Women's Continence Guide
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Trusted medical resources
​Medical Disclaimer
This guide is for educational purposes only and should not replace advice from a qualified healthcare professional. If you have concerns about your symptoms or health, please consult your GP or an appropriate women's health specialist.