What Material Options Are Available for Packaging Bags?
At Shanhao, packaging is more than protection.It’s part of the product experience. For period underwear brands, the right packaging must balance functionality, […]
Category: Product
Why Over 70% of Disposable Sanitary Pads Contain Plastic and Can the period underwear be entirely polyester-free?
Many disposable pads use plastic-based layers for absorbency and leak protection. Here’s why it happens, what it means for comfort and the […]
From Plastic to Fabric: How Polyester Touches Our Skin
Polyester is a plastic-based polymer. It can be processed into soft polyester fabric, but chemically it remains plastic—meaning plastic in clothing and […]
7 Hidden Benefits of Period Panties Nobody Talks About
Period panties are no longer just leakproof underwear. They have evolved into a reusable, sustainable, and health-focused menstrual care solution trusted by […]
Common Special Fabric Treatments: What They Are & Why They Matter
Modern textiles are no longer judged only by color or softness. With advanced fabric finishing technologies, today’s functional fabrics can be waterproof, […]
TPU vs PU Leakproof Layers: What’s the Difference and Will They Melt in the Dryer?
Leakproof fabrics are widely used in period underwear, activewear, swimwear, and reusable hygiene products. At the core of these fabrics are waterproof […]
What Treatments Can Be Done on Swimsuit Fabric
If you’ve ever wondered why some swimsuits last longer, feel softer, or keep their colors brighter, the secret is in the fabric […]
How a Wetbag Achieves Complete Waterproofing
A wetbag may look like a simple accessory, but its smart design delivers powerful waterproofing and odor-control benefits. Whether you use a […]
What Are Pure Natural Fabrics? Advantages and Disadvantages of Pure Natural Fabrics
What Are Pure Natural Fabrics? Advantages and Disadvantages of Pure Natural Fabrics Choosing the right clothing, especially intimate wear like period underwear, […]
How to Choose Fabrics for Incontinence Underwear and Period Underwear
 Looking for the best period underwear fabrics or incontinence underwear materials? This guide breaks down the core fabric requirements and the […]