With the largest selection of Button and String Envelopes you can find, JAM Paper's got you covered. We have every size and color you can imagine. Many of these, you wonít be able to find anywhere else. Button and String Envelopes come in multiple materials, including paper, plastic, leather, and metallic. These versatile envelopes can hold a wide variety of items. You donít have to use them only for paper. Use them to add protection while transporting important documents, or for organizing your work space. Maybe you can come up with a new way to use them! With unique envelopes like these, even your paper can be in style.