A "microfleece liner" is a thin and soft layer made of a special type of fabric called microfleece. It is used inside clothing or items like gloves and hats to provide extra warmth and comfort. Full definition
For this reason, some babies benefit from having a stay - dry microfleece liner added to the inside of their fitted diaper to wick moisture away from the skin, keeping baby feeling nice and comfortable. (cozybums.ca)
These great microfleece liners wick moisture away from your baby's skin and into the absorbent cloth diaper below, creating that «stay dry» sensation. (amazon.ca)
The ultra-soft microfleece liner on the inside protects baby's skin from wetness and also resists staining. (safbaby.com)