If it’s a normal blindfold, then people have had mixed results. If it’s one of the light flashing goggle thingies, then you should take a look at this topic -> https://community.ld4all.com/t/the-cheapest-easiest-to-build-dream-goggles-ever/12747
It shows how to make them for about $5 US money. I don’t know the equivalent for your currency, but it shouldn’t be much different.