The Kiri Journal

Honest guides to period underwear — sizing, leaks, washing and sleeping through the night. Written in Hong Kong.

Editor's picks

Two reusable Kiri daywear period underwear pairs on linen and travertine

Period Underwear vs Disposable Period Pants: An Honest Comparison
Kiri wireless bras in black, nude, blue and pink on travertine

The Best Wireless Bras in Hong Kong: An Honest Buyer's Guide
Kiri Celeste Blue period underwear on a fresh towel with soap on travertine

Does Period Underwear Smell? What's Actually Happening (and How to Prevent It)

Start here

The basics, in the order they actually matter.

21 Sep 2026 Period Underwear vs Disposable Period Pants: An Honest Comparison 21 Sep 2026 Is Period Underwear Worth It? 7 Questions Before You Switch 21 Sep 2026 How to Choose Period Underwear: Absorbency, Gusset and Fit 24 Jul 2026 How Does Period Underwear Work? A Clear Guide for Hong Kong 22 Jul 2026 How to Choose Your Size and Absorbency: What the ML Numbers Actually Mean 22 Jul 2026 Period Underwear vs. Pads, Tampons and Cups: An Honest Comparison

For mums & first periods

Buying for a daughter, or for a body that has just changed.

26 Jul 2026 Nursing Bras in Hong Kong: What Actually Changes After Baby 25 Jul 2026 Period Underwear for Teens: A First-Period Guide for Parents

Choosing your pair

Size, absorbency, and what to do when it isn't right.

26 Jul 2026 How to Know If Your Period Underwear Size Is Wrong (And Fix It) 26 Jul 2026 Ordering Period Underwear Online in Hong Kong: Sizing, Exchanges and Delivery 25 Jul 2026 The Best Period Underwear in Hong Kong: A 2026 Buyer's Guide 24 Jul 2026 The Best Period Underwear for Heavy Flow and Overnight 8 Jun 2026 Why Heavy Flow Days Feel So Different And How Women Are Managing Them Better

Washing & care

Washing, lasting, and the questions nobody asks out loud.

26 Jul 2026 Sensitive Skin and Period Underwear: What to Know Before You Switch 26 Jul 2026 Does Period Underwear Smell? What's Actually Happening (and How to Prevent It) 25 Jul 2026 How Long Does Period Underwear Last? (And How to Make It Last) 22 Jul 2026 How to Wash and Care for Period Underwear

Sport, travel & weather

Gym, travel, leggings, and Hong Kong humidity.

21 Sep 2026 Does Period Underwear Feel Hot in Hong Kong's Humidity? 20 Sep 2026 Period Swimwear in Hong Kong: What to Know Before You Swim 26 Jul 2026 Taking Period Underwear on a Trip: What to Pack and How Many 26 Jul 2026 Can You See Period Underwear Under Leggings? What Actually Shows 26 Jul 2026 Period Underwear for the Gym: Does It Actually Hold Up to a Workout?

Bras

Wireless, wired, and why your bra changes with your cycle.

20 Sep 2026 The Best Wireless Bras in Hong Kong: An Honest Buyer's Guide 26 Jul 2026 32/70 Bra Size Meaning: Bra Size Chart (70B = 32B) and How to Measure at Home 26 Jul 2026 Why Your Bra Feels Different During Your Period (And What Helps) 24 Jul 2026 Wireless Bra vs Underwire: Do Wireless Bras Support Enough? 29 May 2026 Why Matching Bra and Panty Sets Feel More Comfortable Than You Think

Sustainability

What one pair replaces, and what that adds up to.

26 Jul 2026 Is Period Underwear Actually More Sustainable? The Honest Math