Grace Eleyae [Slap] Satin-Lined Sleep Cap, Women's Tam Hat Beanie - Blue Exterior- Rayon (95%), Spandex (5%) Interior: Satin/Elastane The SLAP [Satin Lined Cap] is your go-to Headwear. It's both a Sleep Cap and a stylish Beanie It Cares for your Hair by holding its Moisture and preventing Frizzing, Day or Night Satin is a Comfortable, Soft, Non-abrasive weave that will keep your hair looking Natural Grace Eleyae Silky Headwear is suited for cancer patients dealing with Chemo and/or Hair Loss Medium Size: 10.5 in long with plenty of Stretch - 22 (relaxed) to 27-28 inches (stretched)