4 PC Set Titanium Finish Ninja Throwing Stars Shuriken Knife Curve Blade Five-SidedThe incredible five sided curve blades titanium rainbow finish Anime throwing star is made from heavy, high grade stainless steel. This ninja stars are forged and sharpened to have greater mass and supreme balance. This allows the five point shiruken to stick to targets in a deadlier fashion than smaller or lighter throwing stars. These five point curve blades shiruken measures 4 inches across and all 5 sides are ground to a sharp edge and tip. To