MAINSTAYS Textured Crest Decorative Pillow Walmart.ca Mallard Crest Pillow with Insert Mallard Crest Pendant and Cake Topper Pendant Only Duck baby shower BCIIG Flying Mallard Ducks Throw Pillow Covers Farmhouse Double Sided Stupell Mallard Duck Scene Printed Outdoor Throw Pillow Design by Gail. 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.