Location chestlocation = loc.clone().add(0, -2, 0);
                                Block chest = chestlocation.getBlock();
                                Chest ch = (Chest) chest.getState();
                                ItemStack skullair2 = new ItemStack(Material.SKULL_ITEM, 1, (short) 3);
                                SkullMeta skullMeta2 = (SkullMeta) skullair2.getItemMeta();
                                skullMeta2.setOwner("SkidzPlays");
                                skullMeta2.setDisplayName(ChatColor.BLUE + "AIR TANK");
                                skullMeta2.setLore(Arrays.asList(ChatColor.DARK_BLUE + "FILLED WITH AIR"));
                                skullair2.setItemMeta(skullMeta2);

                                ItemStack skullfuel = new ItemStack(Material.SKULL_ITEM, 1, (short) 3);
                                SkullMeta skullMeta = (SkullMeta) skullfuel.getItemMeta();
                                skullMeta.setOwner("Mikano");
                                skullMeta.setDisplayName(ChatColor.YELLOW + "FUEL CELL");
                                skullMeta.setLore(Arrays.asList(ChatColor.GOLD + "FILLED WITH FUEL"));
                                skullfuel.setItemMeta(skullMeta);

                                if (inventoryContainsItem(ch.getInventory(), skullair2)) {

                                    File customYml = new File(plugin.getDataFolder() + "/userdata.yml");
                                    FileConfiguration customConfig = YamlConfiguration.loadConfiguration(customYml);
                                    customConfig.set(p.getUniqueId() + ".air.remaining", 105);
                                    plugin.saveCustomYml(customConfig, customYml);
                                    p.sendMessage(ChatColor.BLUE + "Space Suit Filled With air!");

                                } else {
                                    p.sendMessage(ChatColor.RED + "Not Enough Air Tanks");
                                }
                                p.sendMessage(ChatColor.GREEN + "Trying to fill suit with fuel!");
                                if (inventoryContainsItem(ch.getInventory(), skullfuel)) {

                                    File customYml = new File(plugin.getDataFolder() + "/userdata.yml");
                                    FileConfiguration customConfig = YamlConfiguration.loadConfiguration(customYml);
                                    customConfig.set(p.getUniqueId() + ".fuel.remaining", 100);
                                    plugin.saveCustomYml(customConfig, customYml);
                                    p.sendMessage(ChatColor.GOLD + "Space Suit Filled With FUEL!");

                                } else {
                                    p.sendMessage(ChatColor.RED + "Not Enough FUEL Tanks");
                                }