Yes, Volvo S90 is available in Child Safety Lock. The available Child Safety Lock variants are: 2018 Volvo S90 T8 Twin Engine Inscription, 2018 Volvo S90 T8 Twin Engine Inscription Plus, 2020 Volvo S90 T8 Twin Engine Inscription Plus, 2020 Volvo S90 T8 Twin Engine Inscription, 2020 Volvo S90 T5.