Personalized Mallard Halloween Throw Pillow, Personalized Duck Pillow Betsy Drake Mallard Family Small Indoor Outdoor Pillow 12x12 Michaels BCIIG Mallard Duck Spring in Lake Throw Pillow Covers Farmhouse Double Mallard Crest Pillow with Insert The Mallard: Country Accent Decorative Pillow by Pierre d'Argent Chairish. Our Mallard pillow is a perfect 17" x 17" size and arrives blank, ready for your favorite monogram shop to add a personal touch. An invisible zipper makes changing the pillow insert a breeze. Take to your local monogrammer for personalization Made from a blend of linen and cotton, spot clean only.