Ludwig LW3313 13" Coated Medium Drumhead: LUDWIG LW3313 Pelle Med./Coated 13" Medium Coated Made in the USA with our original pioneering process, Ludwig drum heads are hand-crafted for strength and even tuning in any playing situation. Available in three different thicknesses (Light / Medium / Heavy) with clear or coated playing surfaces, all Ludwig WeatherMaster® Drumheads feature our exclusive Headlock System and low profile collar. Designed for even tuning and "no pull out" tensioning.