Brownell Dacron B-50 Bowstring Material. COMES IN SHORT SPOOLS WITH NO LABEL. These spools are end of run short spools from the factory. If you purchase 1/4# of string, I will send you AT LEAST 1/4# of string and probably more (so you may end up with more than one spool). These spools have no labels but they are straight from the Brownell Factory. Choose from Brown/Yellow, Black, Blue, Blue, Bronze, Brown, Cedar, Cocobola, Hunter Green, Orange, Purple, Red, Gray, Teal, or White.