A replacement Corgi Toys GS12 Racing Car GS37 Lotus Team Gift Sets Reproduction Foam Tray.
The 6 internal cut-outs for the vehicles and accessories are generic and may or may not fit your specific models. You may need to use a craft knife or a heated foam cutting tool to adjust the holders for you models.
The reproduction polystyrene foam has the correct outer dimensions to fit these Corgi Toys Gift Set boxes:
It may also suit the Gift Set 46 All Winners set but has not been confirmed.
This item is for the foam tray only, reproduction outer boxes are also available separately.