First the handlebar is too large for small hands and comes with no grips, second the top tube is too wide to be comfortable between the legs and the whole frame is just edges.
If you want a good balance bike look for brands like prevelo [0] or woom [1] who have been designing kid bikes for years.
[0] https://prevelo.com/products/alpha-zero
[1] https://woom.com/en_INT/balance-bikes/self-balancing-bike/wo...