All Terramar Thermasilks come with the EC2 Qwik-Dri Electrostatic process which has the ability to actually lift the moisture molecules away from the body and break them down for rapid evaporation. Since the EC2 Qwik-Dri process alters the molecular signature of the yarn in the fabric, the moisture control is permanent. It won't wash out or wear off.. . This product will be shipped directly from Terramar and will leave their warehouse in 2-3 business days. Eligible for UPS ground shipping only. . 100% Pure Silk Underwear. . Natural, pure white, glossy, soft, incredibly light and warm. . Long, raglan sleeves. . Crewneck. . Elastic cuffs. . Imported. . 721357005448 31932100015 563860