From Woot..
http://www.woot.com/sale/section-8-high-performance-in-ear-buds?utm_source=Daily+Digest&utm_campaign=3148cdca06-Daily+Digest+-+20110707+-+Sellout.Woot&utm_medium=email

No idea about these, but they appear to be flush enough to wear in helmet.. Hey, for $5.99 shipped, may be a steal..