Does your vehicles have car seats for children under 3 yrs. old, and is there any additional cost for safety car seats? January 22, 2016 January 22, 2016 Best Dominican T&T Yes, we do provide safety seats for under 3 yrs. old free of charge. But we do suggest you, request it upon making reservations. About Author Best Dominican T&T Previous postWhat options of payments are available?Next postWill I be given a reservation confirmation number upon reserving?