To use this Bing junior duvet set, simply put the quilt cover on your duvet and the pillowcase on your pillow. It's suitable for junior, toddler, and cot beds. When it gets dirty, you can easily throw it in the washing machine as it's machine washable. Just follow the normal washing instructions. For maintenance, avoid using harsh detergents as they might damage the 100% cotton fabric. After washing, let it air dry or tumble dry on a low - heat setting to keep it in good condition.