White O-Card flats for audio cassettes. Includes 25 pieces shipped by Lettermail worldwide. Choose your destination in the options. Make your own audio cassette O-Cards! Made with FSC-Certified 13 point white 100% recycled board. The board is uncoated so you can use a variety of printing methods - stamps, silkscreen, inkjet. Prescored for easy folding and gluing. Canada Post estimates delivery within 21 days worldwide. Note there is no tracking number with this item.