2 x Mothers Choice Prime Ap Convertible Booster $50 for the pair
They are 1.5 years old we had one in each car. We have the 5 point harness straps. We were using it as a booster seat with seatbelt for our 7 year old. Purchased both from Baby Buntings fits 6 months to 8 years of age. See attached photo from Baby Buntings for specs.