I made a case for the Firebox Nano size out of cowhide. The color is black. The size is (inner dimensions) Length: 9cm Width: 13cm Depth: 2.5cm The size of the sample cardboard box inside is Length: 8.9cm Width: 12.7cm Thickness: 2cm *Since this is handmade, there may be some unevenness in the finishing. m(_ _)m *There are also wrinkles, scratches, thickness variations, and color unevenness that are characteristic of leather. m(_ _)m *Case only. (^_^;) *Please refrain from negotiating discounts. (;´༎ຶٹ༎ຶ`) *If you purchase multiple items, we also ask that you refrain from combining them. m(_ _)m If it is possible to ship them together, we will change the "shipping method" to the lowest shipping cost within the Mercari shipping service, but your address will not be displayed to us, so please rest assured♡ #Firebox #LeatherCase #FireboxNano