Parents considered aspects such as how well their child was enclosed and held in the seat, whether they could lever themselves to stand up or slide about, if they could wriggle out of parts of the harness, or trap fingers or other parts of their body in the mechanisms. This rating is awarded by parent testers and is their perceived accessment of how stable the high chair is. It is not the result of the safety assessment conducted by our laboratory which did not reveal any problems to cause concern. It is a consensus opinion, not a guarantee that the product is safe or not safe. This product is suitable from 6 months, it folds away really flat for storage. The large foldaway tray is great for use at the table. It also has a foot rest and a wipe clean seat. Ideal for use at grandparent's house or if you are short of space.