Pierced Stackable Ring

 *****   *******  *     *   *****   *     *  *     *  *******  
*     *  *        **    *  *     *  **    *   *   *        *   
*        *        * *   *  *        * *   *    * *        *    
*        ****     *  *  *   *****   *  *  *     *        *     
*        *        *   * *        *  *   * *     *       *      
*     *  *        *    **  *     *  *    **     *      *       
 *****   *******  *     *   *****   *     *     *     *******