What's the best Faraday bag?

I searched before posting but it's been years since this question has been posted and times change:

What's the best Faraday bag? I've been reading reviews for various ones that are on Amazon and many people are having trouble with them. They call the phone while it's in the bag and it rings, meaning it doesn't work. Even happens with major brands. :/

faraday faraday bag privacy