He is referring to
Motorcycle Helmets, Motorcycle Accessories from RideGear.com
Wow, that is crazy. I have ordered from them before and did not have issues. I guess I was one of the lucky ones.
I'd contact them and demand they pay you next time by certified funds, so there is no chance the check can bounce. I'd also hit them up for any bank fees you may have been charged for the bounced check.