I used to own this exact Matchbox set when I was a kid (5 or so), i found it for cheap on eBay and gave it to my son ( 4 )
Mattel - Matchbox - 2015 Police Rescue 5-Pack *NON-MINT*: BBToyStore.com - Toys, Plush, Trading Cards, Action Figures & Games online retail store shop sale
Matchbox and Hot Wheels Police Cars, Firetruck, Ambulance 2001-02 Heroes 3 Pack, Times Square Crown Victoria & Final Run Retiring Cop Car - Etsy Israel
2022 Matchbox MBX Service 5-Pack | Ford Police | Terrastar | '15 Ram 1500 | FSB | eBay