Avoid untidy piles of paper and organize your workspace easily, with this pack of 2 stackable letter trays. Ideal to store A4 or letter size documents such as loose papers, flyers and brochures, magazines. Stackable with the provided clips, to allow you to expand your storage space in a snap. Decorative and practical design which allows vertical stacking or staggered formation. The rubber feet assure stability and protect the surface of your shelf/desk. The core is made of solid paper board, 100% recycled (post consumer) paper which is then covered with paper made from ECF pulps from well-managed, fully sustainable forests.