It'd be great idea for any door! Door Jammer - allows you to open and close babys door without making a sound. Keeps little ones from shutting themselves in the room. (This would be a great gift for new moms.) Add to scrap fabric ideas!
Close interior doors silently: the Latchy Catchy are small accessories for doors that help to prevent undesirable noises and slamming doors that can wake the baby. They are adjustable, economical and a good gift for expectant moms.OR BEING SUPER SNEAKY
Diaper Strap -- Useful for throwing a couple of diapers and some wipes into a separate bag, or for keeping the diaper bag organized. This seems like an easy sewing project I could handle and would make a good gift.