Rinse it immediately. Hand wash with mild soap. No fabric softener.

Cold water rinse after every swim, hand wash with a mild soap, and air dry in the shade — that’s it.

Recycled nylon (like Econyl) is chemically identical to virgin nylon. So the care is the same: avoid chlorine and salt buildup, skip the washer and dryer, and never use fabric softener — it coats the fibers and ruins stretch. Wringing can also stretch out the shape.

The only real difference is that recycled nylon may