Size: 5.5" x 8.5" A flat sheet of paper has unlimited possibilities; from flyers to paper airplanes and everything in between, the world is your oyster! Go and conquer. Dimensions: 5.5" x 8.5" (portrait); 8.5" x 5.5" (landscape) High-quality, full-color, full-bleed printing on both sides Add personal photos and text for no additional upcharge Please note that envelopes are not included Please note that the optional envelopes for this size of paper are larger than standard sized envelopes (they are A10 envelopes, which are 6" x 9.5"). The US Postal Service classifies them as Large Envelopes which will require significantly more postage to mail than standard envelopes. 100% satisfaction guarantee Paper Type: Semi-Gloss Our most versatile and economical paper, Standard Semi-Gloss produces crisp, vibrant images with exceptional color and detail—a solid choice for all your printing needs. Crafted for Zazzle by Fedrigoni Bright white, semi-gloss finish 50% recycled content FSC certified Made in Italy, printed in the USA This thin, lightweight paper is not suitable for use as postcards.