Biocube 29 filter media

Hi, whats the best media for the biocube 29? I do 10% water changes a week currently have a diy eggcrate media rack with filter floss, chemipure elite and purigen. I read that chemipure elite is just overpriced activated carbon and a sprinkle of gfo. What's the best media combination with purigen and filter floss?

Also, whats the best mini skimmer for a biocube? I don't really like the