I'm using interlock on the outside of some fitteds I'm making. You could embellish with a strip down the center zone plus a strip along the top. So it makes like a T you know? Added bonus they'd be adorable and you could stick with some cheaper plain flannel with the cuter knit?
Wifey to Joe USN and SAHM to Scarlet
, and finally preggo with Miles, baby #2!!