Smart Casual Dress Code Guide for Women, According to Stars Vogue Dress to impress at The Cliff Bar and Grill in Koh Samui. With our smart casual dress code, you can dress to feel your best while enjoying our delicious food and stunning Everything is exactly where it should be. That's why it feels right! What is the overall dress code at restaurants on the island? Developing Your Restaurant's Employee Dress Code Restaurant host staff generally have a dress code by which they must abide, depending on the type of restaurant. Learn about how this dress code can vary here.