The room type accepting children are:

Family Apartment 45 sq.m (2 adults + 2 children),

Family Apartment 45 sq.m (2 adults + 1 child),

Standard Apartment 45 sq.m (for 2 persons)

and and below are relevant details:

Surcharge for 3rd or 4th person (child from 2 years old up to 17 years old)
Baby cot (child up to 2 years old)