Vent holes, as suggested by the name, are small holes that are incorporated into the design in order to maintain air flow or other specific purposes.Hand holes, also referred to as ‘access holes’, are customarily added to RSC boxes for the ease of box handling.In order to add hand holes to your shipping boxes, please consider upgrading to the 5-ply corrugated stock. Vent holes and hand holes need to be requested specifically and do not come as standard options.