How to pronounce “blk” in English

I did a series of shoes for Vans in 2003, and I did a number of T-shirts and things for them. And that came about basically by them coming and they saw my stuff at an artshow years ago at the Blk/Mrkt Gallery, and got in touch. Foundation is a skateboard company that I've done a lot of stuff for. I was actually introduced to Foundation throughMichael Sieben who's a good friend of mine in Austin, Texas. We made friends through the mail, like old-fashioned mail. I was living in New York, we were in a show together. And