Blue and Ivory Striped Accent Cushion With InsertThis accent cushion represents blue waters and sandy beaches. This accent cushion measures 18"x18" and is available with a polyester insert or a synthetic down insert. The synthetic down inserts which are very luxurious and are filled with 100% hypoallergenic microfiber. This filling is naturally mold and mildew resistant, so it's great for inside your boat. The white cover is 100% cotton.