The award has been introduced to celebrate the 20th anniversary of Color Copy, an extra smooth, bright white FSC certified paper.
Andy Mitten, senior category manager of Staples Retail UK, said: "Staples is delighted to be awarded this prize by Mondi.
"We are committed to providing high-quality products to our customers and Color Copy is an important product within the wide range of paper that we offer."
Color Copy is suited for presentations, projects, corporate documents and promotional material.
Mondi is an international paper and packaging group and it manufactures uncoated fine paper, specifically products and processes.