Jersey 70% Viscose from Bamboo30% Cotton Machine wash cold water with similar colours Do not bleach Light iron medium setting Fits all standard baby mattresses This crib fitted sheet has elastic bands on the edges to ensure it stays in place while baby is sleeping. Canadian design. Bamboo properties: Naturally antibacterial, Extra-soft and silky fabric, Absorbs and evaporates humidity, comfortable in all temperatures, Protects from UV rays.