The fastest way to wear out loungewear isn't the wearing — it's the washing. A few honest rules, specific to what we actually use:
All three of our fabrics — bamboo, cotton, and satin — get the same baseline treatment: cold, gentle machine wash. No bleach, no tumble dry. That combination alone prevents most of the damage that shows up as fading, shrinking, or that slightly "tired" look pieces get after a few months of careless washing.
Where they differ is stretch. Our bamboo pieces and cotton tops and pants are stretchable, which makes them a bit more forgiving in the wash — they hold their shape well even if a cycle runs a little rougher than intended. Satin has less give: our satin tops and nightdresses are non-stretchable, while the satin pants and shorts have some stretch. Either way, it's worth being gentler with satin specifically: a mesh laundry bag helps prevent snagging, and always air dry rather than leaving it bunched in a hamper while damp, since that's what causes satin to lose its smooth finish over time.
Skip the dryer entirely, always. This is the one rule that matters most across all three fabrics. Heat is what breaks down spandex blends (in our bamboo and satin pieces) and what causes cotton to lose its softness over repeated cycles. Air drying takes longer, but it's genuinely the difference between a robe that looks good after a year and one that doesn't.
None of this is complicated — it's really just "wash cold, skip the dryer" repeated three ways. But it's the difference between loungewear that lasts and loungewear that doesn't.