Specific restrictions may be enforced by onboard staff members including restaurant hostesses and management. At no point is swimwear allowed in any formal dining venue for any meal, including breakfast and lunch. Shorts, flip flops, and tank tops are not allowed for Evening Wear or Gala Night in the Main Dining Rooms, Specialty Restaurants, or MSC Yacht Club. T-shirts are not allowed to be worn for Gala Night. Dress code rules that are posted outside the buffet should be followed.