With Paper Accents Card & Envelopes Sets are ready to personalize. Use stickers, rubber stamps, rub ons, brads, eyelets, buttons, punches and the list goes on. They are acid-free, lignin-free, buffered and archival quality. Cardmakers Choice 100 lb Cream 20 pc- Cards are scored and ready to fold to 4.25 in. x 5.5 in. 20 heavyweight 100 lb cards and A2 white 80 lb envelopes.