Wing Chun Butterfly Knives  in polypropylene.
 
 
 Polypropylene knives, allowing ideal rigidity and longevity to start working with butterfly knives.
 Ideal for training weapon against weapon, because it does not deteriorate with shocks.
 Dimensions: 46cm
 Weight: approx 600 g per pair.
 
 The opinion of a Pro:  choose these knives to practice working in pairs.