Paper Accents Card & Envelope Sets are ready to personalize. Use stickers, rubber stamps, brads, eyelets, buttons, punches, and more. They are acid-free, lignin-free, buffered, and archival quality. 2 1/2"x 3 1/2" Smooth 65lb 8pc Deep Black- Includes: 8 folded blank cardstock cards and 8 white envelopes. Each card has a smooth surface.