Cover (PUL): thirsties duo wrap
Cover (non PUL): wool soaker
AI2: never tried any, but peachy greens always caught my eye.
Prefold: no prefrence
Flat: walmart flour sack towels
Newborn diaper: lil joeys
Wet bag/pail liner: no preference, I get mine from ebay and etsy. But the planet wise always look so nice.