JAM Paper Brite Hue Yellow Monarch Envelopes measure 3 7/8 x 17 1/2 inches each and are constructed from smooth, high quality, 30% recycled 24lb paper. These envelopes feature a brilliant and bright yellow color that will stand out in any mailbox or and on any desk or table! This pack contains a total of 25 envelopes. Each one has a vflap and a reliable gum closure to keep items secure as they journey through the mail. Use these vibrant envelopes to mail any paper items that need to stand out and be noticed by recipients! They are great for announcements, friendly letters, business promotions, and more..25 envelopes per pack.Perfect for greeting cards, invitations, weddings or any announcement.Material: Paper.Acid free, archival, and made from water soluble dyes.Closure: Gum.Paper weight: 24 lbs..Size: Monarch (3 7/8" x 7 1/2").Envelope type: Greeting.Finish: Smooth.Opening: Booklet.JAM Paper Monarch envelope of 3 7/8" x 7 1/2" size in a pack of 25 in yellow recycled brite hue color is perfect for greeting cards, invitations, weddings or any announcement.