public static MaplePacket mesoStorage(byte slots, int meso) {
        MaplePacketLittleEndianWriter mplew = new MaplePacketLittleEndianWriter();
        mplew.writeShort(SendPacketOpcode.OPEN_STORAGE);
        mplew.write(0x13);
        mplew.write(slots);
        mplew.writeShort(2);
        mplew.writeShort(0);
        mplew.writeInt(0);
        mplew.writeInt(meso);
        return mplew.getPacket();
    }