A few notable new design elements for ACMcS Napkins Co. include: one set/different fabrics (this one is my favorite);
color-coordinated thread (this is a lemon yellow, tho it appears white);
the doubled hemline;
and (a new skill and part of the reason for dreaming up the doubled hemline), attempts at mitered corners.
Here's an member of an older set I've been visiting in Boston for the past few days:
. . .