Circle T Tan Oak Leather Dog Collar - 12 in. with a Width of 3/8 in. Circle T oak tanned town collar for dog Made of full grain, top quality leather that has been vegetable tanned The tanning process uses tree bark to form a tanning liquor producing excellent leather character The hides are then aniline dyed for luxurious color Available in tan color; measures 12-inch length by 3/8-inch width