Please comment whether it's cabrite's skin or fishskin? Good sword! I have one with slot at one side!

请教是藏蜥蜴皮还是鱼皮？好刀！我有一把是单面开槽的！

Please comment whether it's cabrite's skin or fishskin ?Good sword! I have one with slot at one side!

请教是藏蜥蜴皮还是鱼皮?好刀！我有一把是单面开槽的！