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Triangle barricades designed for three equilateral triangle. Hollow out design greatly reduces the barriers and the contact area of the wind; To increase its stability. Triangular design not only reduces the barriers and the contact area of the wind, as barricades, warning role.
Each other between the triangle itself has the stability, the three combination is constraints and rules, can tip the driver.
There is a certain space between three triangles, convenient for people to use and receive.