Pair of butterfly knives (Hudie Shuang Dao) made of PP for a realistic yet safe weapon-based practice, great either for the introduction to the technique learning or more complicated or dangerous moves.• 100% PP: lightweight, resistant and economical plastic, ideal for a weapon-based training.• Realistic appearance and size. Rigid yet lightweight blade.• Length of 47cm.• Texturized handle for a strong and secure grip against sweat.• Particularly used in Wing Tsun.• The butterfly knife, traditionally used in pairs, is a traditional Chinese sword, sharp only in one of the edges arisen from the need of an agile, maneuverable and precise weapon in the short distance.