JAM Paper® Dark Orange 9 x 12 Booklet Envelopes are great for personal and professional mailing needs! These envelopes are made out of slightly textured, high quality, 28lb paper. Each one features a straight flap and a reliable gum closure. These envelopes possess a beautiful and unique dark orange color that is sure to be noticed by all their recipients! This pack contains a total of 100 envelopes. Each one measures 9 x 12 inches in size, making them great for enclosing standard sized sheets of paper without folding or bending. Use these envelopes to send documents, forms, letters, and more from your office or home!