Business Card CDR media is approximately the size of a business card. They are 80 mm. long and 61 mm. wide. They easily fit a pocket or purse and hold up to 50 Megabytes of data, video or audio. They are ideal for use in distributing product catalog information or other promotional content. They work in standard tray style CDR Recorders and can be played in standard tray CD players. Our business card CDR Media is available in either "Hockey Rink" or rectangular shapes. Hockey Rink Business Card CDR Media - 10 Disks in Plastic Sleeves(43 cents each) ASM-CDR-HR-SL-10 Hockey Rink Business Card CDR Media - 50 Disks with Plastic Sleeves(42 cents each) ASM-CDR-HR-SL-50 Hockey Rink Business Card CDR Media - 100 Disks with Plastic Sleeves(41 cents each) ASM-CDR-HR-SL-100 Rectangular Business Card CDR Media - 10 discs in plastic sleeves(45 cents each) ASM-CDR-RT-SL-10 Rectangular Business Card CDR Media - 50 discs with plastic sleeves(44 cents each) ASM-CDR-RT-SL-50 Rectangular Business Card CDR Media - 100 with plastic sleeves(43 cents each) ASM-CDR-RT-SL-100 Optical storage such CDR media and DVD media is a low-cost and versatile way to store data, music and video. Backup your hard disk, store MP3 files, record pictures from your digital camera or make audio CDs. Whatever your application, your CDs can easily be read in any CD-ROM, DVD player or audio CD player. We have the best prices on CDR and DVD blank media and CD-R Drives anywhere. We ship the same day on orders we receive before 1:00 PM Pacific time. We accept VISA, MasterCard, American Express, Optima, and Discover Card.