Hair should be trimmed short on tips of ears and may be trimmed on feet to give them a neat appearance. (akc.org)
Separate hair into two sections, top and bottom, by drawing a line horizontally across the back of the head from tip of your ear across. (thefashionablehousewife.com)
The seat can be used until tip of ears of your child are at top of seat shell. (carseat.se)