The Nils Body Zone Women's Gillian Contrast Lace Top is lacy, stylish, v-neck long-sleeve top perfect for chilly days. Use as a technical underwear, base layer or even as a stylish top. As an ultra sleek lightweight baselayer the Gillian Top features the new age technical fiber Tencel, the controlled nano-fibril structure of Tencel makes the fiber hydrophilic, moving moisture away from the body, keeping you cool when the temperature is hot, and warm when itís cold. Fabrics made from Tencel resist wrinkling, excessive shrinkage, inhibit bacterial growth and are washable. The Gillian Top has the natural softness and comfort of cotton, the luxurious hand and luster of silk, the durability of a synthetic, and the fluid drape and color richness of rayon.