Can you machine wash silk pyjamas? The simple method (without damaging them)

Can you machine wash silk pajamas?

Yes. Silk pajamas can be machine washed if you follow a few simple settings: delicate/silk program, 20–30°C, mild detergent, mesh laundry bag, very gentle spin, and flat drying.
Most "accidents" (rough silk, marks, distorted fabric) come from three causes: too hot, too strong spin, or unsuitable detergent.

The simple 6-step method

1) Turn the pajamas inside out and close the buttons

This limits friction and prevents the silk from snagging.

2) Protect it in a mesh laundry bag

This is the most important step: it preserves the silk surface throughout the cycle.

3) Choose the right program… and the right washing companions

Select the Delicate / Silk / Wool program.
Always place your pajamas in a mesh laundry bag, then wash them alone or only with other delicate textiles (silk, viscose, TENCEL™ Lyocell, lingerie).
Avoid mixing them with jeans, terrycloth towels, thick sweatshirts, or clothing with zippers, metal buttons, or rigid accessories. Even protected by a bag, repeated friction in the drum can gradually dull the natural luster of silk.

4) Set the temperature: 20–30°C maximum

Ideal: 20°C. Maximum: 30°C. Above this, silk can lose its suppleness and become fragile in the long run.

5) Use an appropriate detergent

Choose a mild "silk" or "wool" detergent. Avoid bleach, aggressive stain removers, and fabric softener.

6) Very gentle spin + flat drying

Set the spin to minimum (or "0"), remove the pajamas quickly, then let them dry flat, in the open air, away from a heat source.

Not all silk pajamas react the same way to washing.

Models made from lighter silk (e.g., 16 or 19 momme) are generally more sensitive to repeated friction in the machine. For these fabrics, hand washing is often preferable to preserve their shine and fluidity longer. Thicker silks, such as 22 momme, offer better resistance and can generally be machine washed on a silk program, provided care precautions are followed.

Absolutely to avoid

Three mistakes are enough to damage silk

• too hot,

• too strong spin,

• tumble dryer.

A common misconception to be aware of

Silk pajamas can be machine washed, but that doesn't mean they're immune to wear and tear.
Like cashmere or fine wool, natural silk evolves over time. A delicate program, gentle spin, and washing with other delicate textiles help preserve its luster and softness longer.

FAQ

Can silk be machine washed?

Yes, on a delicate/silk program, 20–30°C, in a mesh bag, with a gentle spin.

What detergent for silk?

A mild "silk" or "wool" detergent (without aggressive agents).

Tumble dryer for silk: yes or no?

No. Prefer flat drying, in the open air.

Can silk pajamas be washed with other clothes?

Yes, but only with delicate clothes. Avoid jeans, towels, thick clothes, or those with metal elements. The laundry bag protects the silk, but it doesn't completely eliminate friction inside the drum. To maintain the softness and shine of your pajamas for a long time, prioritize washing with materials as soft as silk.

In summary

Silk pajamas can be machine washed, provided you choose a delicate program, a low spin speed, an appropriate detergent, and place them in a mesh laundry bag, ideally with other delicate textiles.

However, if your priority is to preserve the natural softness, luster, and fluidity of silk for as long as possible, hand washing remains the gentlest method. It limits mechanical friction and helps maintain the beauty of the fabric over time.

Also discover

Caring for silk also means better understanding this natural material. If you want to go further, these articles might interest you:

• How to recognize quality silk pajamas?
  Discover the essential criteria: momme, fiber quality, finishes, and manufacturing.
• Silk or cotton pajamas: which to choose for better sleep?
  A comparison of the two materials based on comfort, breathability, and feel on the skin.
• Silk bonnet or silk pillowcase: do you have to choose?
  The differences between these two accessories and how to combine them to care for hair at night.
• How to wash a silk pillowcase without damaging it?
  The same care gestures applied to your silk pillowcase to preserve its softness and luster.