Cool-jams Moisture Wicking Long Tank Nightgown(S-3X) Perfect Travel Nightgownlightweight, compact, quick-drying Top performing wicking sleepwear in side by side tests Quick drying and absorbent4 times faster than cotton Wicks away heat and moisture.great for night sweats and hot flashes Stays Fresh with Antibacterial feature woven into the fabric Wash in cool or warm water on gentle cycle. Never use fabric softener or fabric softener sheets because it will minimize the wicking properties of the fabric. If you accidentally use fabric softeners, re-wash the garment in clear water to remove softener residue, so the wicking properties will return to maximum effectiveness. Lay your garment flat or hang to dry. Tumble drying won&#039;t damage the garment, but can sometimes create static.