Duty-free shops, also known as duty-free stores or tax-free shops, are special stores that sell products such as alcohol, perfumes, cigarettes, and souvenirs to travelers in transit or on layovers at airports, ports, and borders. The following are common characteristics of duty-free shops: Tax exemption: Products sold in duty-free shops are usually exempt from taxes such as VAT or sales tax, allowing customers to save money on their purchases. Purchase restrictions: Purchases made in duty-free shops are usually limited in terms of quantity to prevent abuse. For example, there is a limit on the number of bottles of alcohol or cigarettes a customer can buy. Location: Duty-free shops are typically located in areas reserved for travelers in transit or layovers, such as airports, ports, and borders. Product range: Duty-free shops generally offer a variety of products, including spirits, perfumes, cosmetics, watches, jewelry, cigarettes, candy, and souvenirs. Often lower prices than traditional market: Product prices are generally lower in duty-free shops compared to prices in traditional stores, often due to the elimination of taxes.