Duty-free shops usually provide travelers with the opportunity to shop duty-free The specific types of duty-free goods vary from country to country. Generally speaking, the following items can be bought in duty-free shops:

1. Tobacco and cigars: There are always various brands and specifications of cigarettes and cigars in duty-free shops.

2. Alcohol: including red wine, white wine, whisky and other spirits.

3. Perfume and cosmetics: There are often various brands of perfume, cosmetics and skin care products in duty-free shops.

4. Jewelry and watches: Some duty-free shops may offer high-grade jewelry and luxury watches.

5. Electronic products: such as mobile phones, tablets, cameras, headphones, etc.

6. Clothing and accessories: There may be branded clothing, shoes, handbags, glasses, scarves, etc.

Please note that the goods offered by specific duty-free shops may vary by region and specific stores. It is suggested that you contact the duty-free shops at your destination or consult relevant information according to your travel purpose and interest to obtain the most accurate list of duty-free goods.