Size 5×7 5×7 4.25×5.25 4×6 4.25×5.25 4×6 5×7. Printable ✔ ✔ ✔ ✔ ✔ ✔ ✔. Self Seal ✔ ✘ ✔ ✔ ✔ ✔ ✔. Color Brown. Color white white white white brown brown brown. Size A7-100 PCS. We’re happy to help. We do not accept P.O. Boxes.