Briefly describe the concept and characteristics of tourism products.

(1) From the perspective of tourism market, tourism products refer to the sum of all kinds of material products and services exchanged by tourists and tour operators in the market, which are mainly used for tourism activities.

(2) From the tourists' point of view, tourism products refer to a period of tourism experience and feelings that tourists spend a certain amount of time, energy and expenses.

(3) From the perspective of tourism operators, tourism products refer to the sum of all kinds of material products and services provided by tourism operators to meet the needs of tourists with certain tourism resources, tourism facilities and other media.

Characteristics of tourism products: comprehensiveness of tourism products; Invisibility of tourism products; Characteristics of tourism products; Dependence of tourism products; The fixity of tourism products; Sensitivity of tourism products.