Parchment is most commonly made of calfskin, sheepskin, or goatskin. They are soft knee-high leather boots typically made of brown calfskin. Both ends are covered with calfskin, tightened by strips of leather or rattan. The brim was edged with black, varnished calfskin. It is written in uncials with silver ink on calfskin vellum dyed a rich purple. Fine calfskin is one of the skins used for vellum and parchment manuscripts. Commercially tanned calfskin is used by contemporary seamstresses. In fashion, soft finished calfskin is sometimes described as" veau velours" (French for "velvet calf"). The first books used parchment or vellum (calfskin) for the pages. For the footwear, Beth Levine created plastic boots and designed two-tone calfskin boots and shoes. The Sarajevo Haggadah is handwritten on bleached calfskin and illuminated in copper and gold. The border is decorated with a geometric design of black and white pieces of calfskin. Calfskin is particularly valuable because of its softness and fine grain, as well as durability. Snare drumheads were originally made from calfskin. The membranes were originally goat or calfskin but most are now synthetic (plastic) drumheads.