A reproduction set of 4 solid rubber wheel and tyre for the Dinky Toys 35 Series small cars like the 35a Saloon Car.
35a Saloon Car (Austin 7)
35az French Dinky Fiat Two Seater Saloon
35b Racing Car (as pictured, later renumbered as 200)
35c MG Sports car.
The wheels are 10mm diameter and available in Black (Pack #100) or White (Pack #101).
A side note is that the 35a Saloon car model is commonly known as an Austin 7 Saloon which is not correct. It is just a 'Saloon Car'.