This aluminum slate allows you to Braille eight lines (twenty-three cells per line) on a regular 4" by 6" postcard. Comes with a durable Classic Stylus. Measures about 7 in by 3 in. Package Weight: @ 3.5 ounces. This aluminum slate allows you to Braille eight lines (twenty-three cells per line) on a regular 4" by 6" postcard. Embossing Braille on this size of stationery has several key advantages- these cards are small enough to pack around with you, yet large enough to hold an entire entry in your address book or a brief recipe. Use this slate to maintain your address book, create a file box with your favorite recipes, punch out to-do lists, and make note of printed instructions. Comes with a durable Classic Stylus. Measures about 7 in by 3 in. Package Weight: about 3.5 ounces.