Item bug?

A hobbled arial sits on his stool, crafting all sorts of shoes. <97%hp 100%m 7%mv 4782tnl (2.41%)> list [Lv Price] Item (Type) [10 150] a pair of steel shod shoes (worn on hooves) [10 350] a pair of pitch-black claws (worn on claws) [ 1 200] a pair of hiking boots (worn on feet) [10 400] a pair of clawed leather paw-wraps (worn on hindpaws) Branthu the Cobbler tells you 'Would you like to browse anything further?' <93%hp 100%m 7%mv 4782tnl (2.41%)> buy claws You buy a pair of pitch-black claws. <93%hp 100%m 7%mv 4782tnl (2.41%)> wear claws You don't have claws!