Approx 12x20 inches (30x50cm)[#5 pictured]. Don't let the light weight fool you, this truly is a rugged bag, capable of handling most any load. The high-tech knit is tight enough to contain many types of items large or small, is strong and highly tear resistant, yet transparent enough to allow the contents to be easily viewed. Convenient drawstring top. Perfect for the Market Grower wanting to display their produce, and 1,000's of other uses in home, office, or farm. In bundles of 25 bags, order 10 or more bundles of one size and save!