If you aren't ready for heavy metal sai, then you should practice with a pair of Polypropylene Training Octagon Sai. These poly-fiber sai are lightweight and perfect for sai beginners. Each sai measures 21 inches long and the side prongs or yoku, which rest around two or three inches from the central baton (monouchi), are completely unsharpened.Because these sai are made out of polypropylene, you know that they'll be extremely durable without being too heavy. The size and shape echoes that of real octagon sai, so you can use these sai to practice your forms for kobudo or karate. You could also use them as a safe costume prop.Polypropylene Sai Highlights: Near indestructible black polypropylene construction with decorative engraving Octagon style Sold in Pairs Sai Dimensions: Total Length: 21" Monouchi Length: 14" Space between Yoku and Monouchi: 2-3" Weight: 7 oz
