About Us | Owl Sleep Co Skip to main content

Additional FAQs

STANDARD 100 by OEKO-TEX® is a certification meaning that all products are tested and approved to support ecological safety and non-toxic substances are used.

Momme is a Japanese unit of measurement and is referring to the quality of the silk. The higher the momme, the higher the quality. 23 Momme is the highest quality there is. All Owl Sleep Co. products are made of 23 Momme 100% Mulberry silk.

We recommend washing your Deep Sleep Mask every 5-7 days or sooner if you notice any spots/stains/discoloration.