Amazon.com: 3 Pack Mermaid Tablecloths Ocean Theme Table Covers Under Amazon.com: pewatul Ocean Waves Tablecloth 3PCS 54 x 108 Inch Ocean Amazon.com: 9x5ft Fabric Under The Sea Tablecloth Little Mermaid Table Amazon.com: APOWBLS Under The Sea Party Tablecloth Decorations. The Colorful Undersea Table Cover from Giftrest is a vibrant and eye catching addition to any summer decor. Made from soft cotton and polyester fabric, this rectangular table cover features a beautiful sea print in a variety of colors, including shades of blue and orange. Perfect for home decoration, this one sided table cover measures 140x280cm.