Children bicycles buying Türkiye

we are looking for economic level children bicycles.
Size: 12 in. Frame material: steel. Front brakes V-type, mechanic. Rare brake: Inner. No shock absorbers. Guarantee 24 months.
Size: 16 in. Frame material: aluminum. Front brakes: disc brakes. Rare brake: disc brakes. No shock absorbers. Guarantee 24 months.