Tanga has the 100% Silk Pillow Cover With Trim for only $14.99! There are a lot of colors to choose from. This 100% silk pillow cover will make you feel like you’re sleeping on a cloud. Silk pillows allow your hair to stay untangled due to it being silky and smooth. It also helps keep your skin healthy. Unlike cotton pillow cases, this silk pillow case will keep your night moisturizer last all night.