Since 1998, Storex has been committed to providing stylish, quality, environmentally sustainable storage and filing solutions for use at homes, schools, and offices everywhere. The Storex Poly Portfolios are both economical and stylish. They feature a heavy duty plastic cover construction that will not tear with three plastic prongs to hold a variety of papers neatly. Each portfolio in this five pack is available in a variety of vibrant colors, including blue, black, red, violet and lime, which allows for easy color-coding of projects and presentations. They are made from 100% post consumer recycled material which is moisture and stain resistant, non-stick, and will not transfer ink or toner from printed materials. Storex products are built to function and are designed to impress.