DIMENSIONS-Matted Accents. Shells In The Sand Counted Cross Stitch Kit comes with an 8X10 inch Ivory Mat with a 4x6 inch Opening. Take a stroll along the beach and marvel at the ocean treasures lying at your feet. This quick and simple project is stitched on 14 count ivory Aida. The coordinating printed mat is included. Kit contains cotton thread, 14 count ivory Aida, precut printed mat, needle, and instructions. Finished Size: 8x10 inches (20x25 cm). Designed by: Lori Turoscy. Imported.