The LA-CO All-Weather Twist-Stik Livestock Marker is an economical way to temporarily identify livestock for sorting, inoculations, breeding and healthcare procedures. They contain weather and fade-resistant non-toxic paint. Features a convenient twist-up holder to keep your hands and clothing cleaner. Available in a wide range of colors for all your marking needs. 4 oz.; 1 1/4" W x 4 3/4" L.