Ka-bar Lake Effect black Grivory ice scraper makes short work of cleaning ice off your windshield and can be used alternately as a self-defense tool. Scraper color: Black Grivory. Made in the U.S.A. Length: 6 inches. Width: 5 inches. Weight: 3.6-ounces. Overall length: 6.00 in. Width: 5.00 in. Material: Grivory. Color: Black. Weight: 0.20 oz.