Per sale, One plant.  The photo is an example of the types of plants you could receive. 

Living stone plants. Very low-growing succulents that have pairs of leaves. The plants come in different patterns and colors. It flowers each year from the middle of the plant. These daisy-like flowers are light yellow in color. Best kept in pots. It requires filtered sunlight, light watering only when it is not splitting. Prone to rioting. Especially well-draining soil is required.

More Varieties of Lithops in sale in the shop.