All you do is open the seat, thread and buckle the seatbelt, and click the seat closed for a secure installation. 2 layers of Side Impact Protection include a deep energy absorbing shell and quick adjust harness head protection for full body protection. The no rethread 9 position harness easily adjusts to grow with your child, and kids will love the integrated cup holders for their drinks, snacks and toys. But over the last few days, he has been crawling…