Scarlet Period Go With The Flow Kit | Bikini Brief, Boyshort, Magnesium+ Spray
Scarlet Period Boyshort – PFAS-free, Heavy overnight absorbency, Organic Cotton
Scarlet Period Bikini Brief - Available in Light & Moderate
Scarlet Period Pain Magnesium+ Spray with lavender and arnica. Absorbs quickly and leaves no residue.
Scarlet Period Underwear Laundry Bag | Lightweight mesh delicates washing bag
Scarlet Period Go With The Flow Kit | Bikini Brief, Boyshort, Magnesium+ Spray
Scarlet Period Boyshort – PFAS-free, Heavy overnight absorbency, Organic Cotton
Scarlet Period Bikini Brief - Available in Light & Moderate
Scarlet Period Pain Magnesium+ Spray with lavender and arnica. Absorbs quickly and leaves no residue.
Scarlet Period Underwear Laundry Bag | Lightweight mesh delicates washing bag

Scarlet Period Go With The Flow Kit

$80.00 $90.00

Survive day (and night) one

Bikini Brief for the streets. Boyshort for the sheets. And Magnesium Spray for every second in between. Buy the set, save $10.

  • Chemical-free (no PFAS!)
    Chemical-free (no PFAS!)
  • Buy more, Save more
    Buy more, Save more
  • Organic Cotton Softness
    Organic Cotton Softness
  • Comfortable Stretch Fit
    Comfortable Stretch Fit
Toiletry bag
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Stores all your goodies, like Cups, wet swimmers, and snacks. +$7 (save $3)
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Cup Wipes
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Makes cleaning both your Period Cup and the rae Heat Pad a breeze. +$5 (save $3)
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Laundry Bag
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Keep your undies safe with a Scarlet Period Laundry Bag +$7 (save $3)
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Period Pocket Underwear
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Add rae Period Pocket Underwear +$14
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Hand Wash
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Keep your Cup clean and fresh with our gentle wash +$5 (save $5)
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Why You’ll Love It

Feel good and stay comfortable all day with our top-selling mix of products - all made from sustainable, skin-friendly materials, all in one easy pack.

⭐ Bikini Briefs: Soft, organic cotton, PFAS-free, and comfy like your fave everyday undies.

⭐ Full-Coverage Boyshorts: Breathable, absorbent, and perfect for overnight protection.

⭐ Magnesium+ Spray: A fast-absorbing spritz with arnica and lavender to help relax your belly in seconds.

⭐ Laundry Bag: This handy wash-day essential keeps your period undies in top shape.

Easy Care, Zero Fuss

⭐ Period Pocket Undies – Rinse in cold water, machine wash cold with mild detergent, and line dry or tumble dry low. No bleach or fabric softener.

⭐ Scarlet Laundry Bag – Use this mesh bag to protect your period undies, activewear, and delicates on laundry day.

⭐ Magnesium+ Spray – Spritz 3–6 times, massage in, and store below 30°C for soothing, skin-friendly relief.

Materials & Composition

✨ Period Pocket Undies: Made from 95% organic cotton with a PFAS-free, quick-dry gusset for breathable, leak-proof protection.

✨ Magnesium+ Spray: Vegan and cruelty-free, infused with skin-loving ingredients like arnica, chamomile, and magnesium to help relax.

Size & Fit

✨ Fit Note: Our underwear runs on the slightly smaller side - if you're between sizes, size up.

✨ Teen-to-Adult Fit: Our sizing is unique - please refer to both the numerical (e.g. 10, 12) and letter sizing (e.g. M, L) in our guide.

✨ Australian Sizing: We use AU sizes - international customers, check our Size Guide.

✨ Still Unsure? Contact us for advice. We love a chat!

Planet-Friendly Practices

Did you know that over 12 billion pads and 7 billion tampons end up in landfills yearly? By choosing Scarlet, you're supporting a more sustainable future where self-care and sustainability go hand in hand.

✨ GOTS Organic Cotton: Soft, breathable, and sustainably grown.

✨ PFAS-Free, No Harmful Chemicals: Because your body - and the Earth - deserve better.

✨ Recyclable Packaging: Minimal waste for a cleaner world.

Scarlet is proud to be a 1% for the Planet member, joining a global movement dedicated to environmental conservation.