With its good features of rigidity, elasticity, hear-resistance and luster, pig hair bristles are very nice materials for most brushes and combs than synthectic filaments do. 
We specialize in manufacturing a wide range of China bristles(44mm---152mm), including white boiled bristle, black boiled bristle, grey boiled bristle, bleached boiled bristle, and dyed boiled bristle in all sizes. 
We process four series original pig bristles Hankow, Chungking, Shanghai, and Tsingtao. 
You can visit bristle. weebly.com for complete bristle products you need. 
We expect to receive from you, and would be glad to send our best offer and samples for you evaluation upon your request.