public static ItemStack createItemStack() { ItemStack ret = new ItemStack(Material.POTION, 1, POTION_VALUES.get(0).shortValue()); PotionMeta meta = (PotionMeta) ret.getItemMeta(); meta.setDisplayName(NAME); meta.setLore(LORE); meta.addCustomEffect(EFFECT, false); ret.setItemMeta(meta); return ret; }