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  9. Period & Leak Proof - Full Brief - Overnight
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
XS-4XL
Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black Period & Leak Proof - Full Briefs - Overnight - Black
XS-4XL
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black
Period & Leak Proof - Full Briefs - Overnight - Black

Period & Leak Proof - Full Brief - Overnight

In Period Seamfree Fabric

£19.95GBP
Colour:
Size
Size Guide
Pack Size

Spend £45+ for Free Regular Shipping, or £80+ for Free Express Shipping

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Features
Breathable
Leak Proof Technology
Non-Toxic
Odour Resistant
PFA Free
Overnight Absorbency
Size & Fit
Runs small
True to size
Runs large
  • High-rise design for optimal coverage and comfort.
  • Full coverage for maximum protection, perfect for overnight wear.
  • Soft wide ribbed waistband and seamfree construction for added comfort.
  • Machine washable with fast-absorbing leakproof technology.
  • Front and back double-layered towelling ensures freshness and dryness.
  • Designed for heavy period days, occasional light bladder leaks, and discharge.
  • Absorbency: Up to 4 tampons, 4 pads, holds 20ml.
  • Certified as 100% PFA-free.
Outer: 79% Viscose made from bamboo, 15% Nylon, 6% Elastane. Gusset 1 : 100% Cotton. Gusset 2: 100% Viscose made from bamboo. Gusset 3: 86% Modal, 7% Seaweed Fibre, 7% Elastane.
Wash before wear, after use rinse with cold water until water runs clear. Machine wash cold with similar colors, gentle cycle. Do not bleach. Do not tumble dry, flat dry in shade. Do not iron. Do not dry clean.
  • Free Standard Shipping on UK orders over £45.
  • Free Express Shipping on UK orders over £80.
  • Fast delivery, track your order easily. Learn more about shipping and delivery.
  • Easy returns process, hassle-free policy.
  • Returns accepted within 30 days of purchase.
  • Only unopened Intimates can be returned. Learn more about our returns policy.
Size chart
We are here to help you choose your perfect fit
UNDERWEAR SIZE CHART
Model Bio
Model's Photo - Laura De Wit

Laura


Height:176cm (5' 9")
Waist:62cm (24.4")
Bust:82cm (32.3")
Hips:90cm (35.4")
Wears: Size S Boody Bottom

Model's Photo - Caitlin Murphy

Caitlin


Height:183cm (6' 0")
Waist:86cm (33.9")
Bust:100cm (39.4")
Hips:121cm (47.6")
Wears: Size XL Boody Bottom

Model's Photo - Jessica Turnbull

Jessica


Height:171cm (5' 7")
Waist:98cm (38.6")
Bust:121cm (47.6")
Hips:141cm (55.5")
Wears: Size 2XL Boody Bottom

Model's Photo - Maddy Zanatta

Maddy


Height:165cm (5' 5")
Waist:94cm (37")
Bust:123cm (48.4")
Hips:132cm (52")
Wears: Size 3XL Boody Bottom

Complete The Look

Period & Leak Proof - Full Brief - Overnight

Why is this product perfect for you?

  • High-rise design for optimal coverage and comfort.
  • Full coverage for maximum protection, perfect for overnight wear.
  • Soft wide ribbed waistband and seamfree construction for added comfort.
  • Machine washable with fast-absorbing leakproof technology.
  • Front and back double-layered towelling ensures freshness and dryness.
  • Designed for heavy period days, occasional light bladder leaks, and discharge.
  • Absorbency: Up to 4 tampons, 4 pads, holds 20ml.
  • Certified as 100% PFA-free.

Why We Made This

All the comfort and breathability of our regular Full Brief undies but with added reliable, stress-free protection. Featuring fast-absorbing, leakproof technology that holds up to 4 regular tampons, keeping you fresh and dry all night long. All our Period & Leak Proof Underwear is PFAS and Silver free, as it should be.

Frequently Asked Questions

Here are the questions other people ask about this product.

They feature a high-rise fit that provides full stomach and bum coverage. If you’re a fan of our Original Full Briefs, these are for you.

They offer Overnight absorbency, holding up to 20ml, equivalent to up to 4 regular tampons or 4 regular pads.

Yes. These are designed for overnight absorbency, helping provide leak protection and comfort while you sleep, without needing to change your period product.

The underwear features fast-absorbing, built-in leak protection, including a single-layer towelling gusset that helps absorb moisture and keep you feeling dry.

No. The absorbent layers are integrated into the underwear, so they feel much more like your everyday underwear.

Yes. They are certified 100% PFAS & Silver free, meaning they do not contain harmful forever chemicals

Yes. Reusable period underwear can save money over time compared to continually buying disposable products.

You can machine wash them with your regular laundry on a cool wash, up to 40°C/104°F. Avoid fabric softener and tumble drying to help maintain the leak-proof technology.

The Period & Leak Proof Full Briefs Overnight are available in extended sizing; XS-4XL.

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