That's a useful feature if you have a baby and a toddler, because they often need different seating positions. (smartbabyhq.com)
When doing this exercise different seating positions can create different effects. (barbellacademy.com)
Dummy readings indicated good protection of the knees and femurs of both front seat occupants and Mazda showed that a similar level of protection would be provided to occupants of different sizes and to those sat in different seating positions. (euroncap.com)