There are 2 different types of craft felt- “wool blend” and “acrylic”. Wool blend is more expensive but crafters like it because the felt “drapes” better than acrylic and they love the softer handle and vibrant colours.
But if you put “wool craft felt” into the Amazon search bar you get a very poor selection- of mainly acrylic craft felts, mainly from Chinese Online Retailers (often not paying VAT). I took a screen shot to show you:
Ebay could not be more different - they have a more targeted and accurate selection- which exactly meets the request for “wool craft felt”. As you can see:
I’d go with Ebay if I were you.