Read all instructions before assembly and use of this product, keep this instruction manual for later reference. Assembly required by adults. Stair risk: Block stairs safely before using the walking aid to avoid serious or deadly injuries. Never leave child unattended. Use only on flat surfaces. Do not adjust the height while the child is in the walker. Never allow rollators to be pushed while a child is in it. To avoid burns, keep your child from hot liquids, stoves, heating bodies, heaters and fireplaces, etc.