With nine different patterns to choose from, this Elf on the Shelf Mask ($10) will have your elf decked out in candy canes, polka dots, or Christmas trees — each pattern more cheerful than the last.

That’s why Santa’s helpers at the Elf on the Shelf have declared Scout Elf Return Week, which this year started on Friday, Nov. 25, and ran through Friday, Dec. 2.

Emmy Park for N.Y.Post Even the creators of The Elf on a Shelf, 50-year-old twins Chanda Bell and Christa Pitts, understand why it can be frustrating, but recommend parents keep it simple.