Sai Daggers made from Polypropylene Material Much stronger & Durable then Steel Sais, Lightweight Yet Sturdy. Total Length of Sai is 19.5 Inches. Sold As pairs Can be used for Light And Semi Contact Sword Sparring. Polypropelene Is virtually A unbreakable Material Which Makes These Training Weapons The Best Available While they’re not quite as rigid as wood, they have the advantages of being virtually unbreakable and remarkably stiff and cut resistant. SOLD AS PAIRS