If you're deciding between a silk and a cotton pillowcase, the differences are bigger than they look. Here's a straightforward comparison so you can pick what's right for your hair, your skin, and your budget.
Friction and your hair
Cotton has a textured, absorbent surface that grips hair as you move at night, which can lead to tangles, frizz, and breakage over time. Silk is smooth, so hair glides across it. If you have curly, fine, or color-treated hair, this is the single biggest reason people switch.
Moisture
Cotton is highly absorbent and can wick moisture away from your hair and skin overnight, along with the serums and creams you applied before bed. Silk is far less absorbent, so your products stay where you put them and your skin and hair retain more hydration.
Skin and sleep creases
Because silk is smooth, it causes less mechanical creasing, which can mean fewer temporary sleep lines in the morning. Its gentle surface is also a popular choice for sensitive or breakout-prone skin.
Care and durability
Cotton is easy: machine wash and go. Silk needs a little more care, with a gentle cold cycle in a mesh bag and no high heat, but a quality mulberry silk case holds up well for years. The maintenance trade-off is small for most people.
Cost
Cotton is cheaper up front. Silk costs more, but because you use a pillowcase every single night, many people find the per-night cost negligible for the hair, skin, and comfort benefits.
The bottom line
Cotton is fine and affordable, but if you care about reducing hair breakage and frizz, keeping your skincare working overnight, and waking up with fewer sleep creases, silk wins on the things that matter most. For the best of both, look for 22-momme mulberry silk.
Our Silk Sleep Pillowcase is 100% 22-momme mulberry silk, available in five colors.