The phrase "great mix" means when different things or elements are combined in a really good way, making them work well together or creating an enjoyable result. Full definition
These are great tips and also great mix of products from drugstore brands to higher end products. (xcapewithlinh.com)
It worked great mixed in with a cream and on its own, but I prefer using it on its own just because it's too much product otherwise. (stuff-i-love.com)
They're also great mixed into mayo for a sweet - savory sandwich spread. (bonappetit.com)