The model number is normally found inside the fridge or freezer. You will likely need to remove the salad drawer or freezer drawer to find the model number plate. Otherwise the model number is likely to be on the side or rear of the appliance.
Bosch CLASSIXX Freezer Drawer Frozen Food Container (check fits list below)
Bosch GUD15A50GB/01 Drawer Frozen Food Container Fridge & Freezer Genuine
Bosch GUD15A40GB/01 Drawer Frozen Food Container Fridge & Freezer Genuine
BOSCH Fridge Freezer Frozen Food Drawer Container Box see models 438788
Bosch Fridge Freezer Top or Middle Frozen Food Drawer Front Flap Handle
Bosch Fridge & Freezer Food Drawer Container Genuine