Build a custom plastic for a dine in restraunt, meaning, a custom shield for each booth, when before sitting, also think of the shield behind the counter at a convivent store, and use either, a booth or for your party's wait table, if within surrounding area's, wear a mask when entering a business, then wait for your time to sit in, and dine in, meaning take your mask off while/sitting in when being served, rembere after going for more of a buffet style, to use mask after leaving your table or booth, meaning to leave, the restraunt.