Our Charter Club Sleep Soft sheets are crafted from viscose from Bamboo and cotton fibers in a smooth sateen weave to provide a silky soft feel. This sheet has moisture wicking properties with yarns designed to wick away moisture to keep you dry and comfortable throughout the night along with a antimicrobial treatment to helps prevent the growth of certain odor causing bacteria. This sheet is durable, breathable and soft to the touch; perfect for year-round use adding comfort and elegance to your bedroom.