Filling: 50 % with EPS pearls and to 50 % with foam flakes in the best available quality Yarn: 100 % Polysterene yarn, non-aging, UV-resistant, extra strong, extra-tearproof, triple seam Closure: Velcro 10 cm high, childproof, extra strong Tissue: Sunbrella fabrics are durable and amazingly easy to maintain, and most spills can be cleaned with mild soap and water. For tough stains, bleach can be used without fear of damaging the fabric or removing the color. The best way to keep Sunbrella fabrics looking good is to properly maintain them by brushing off dirt before it becomes embedded and wiping up spills as soon as they occur. Additionally, a topical finish is applied to all Sunbrella fabrics to help them repel liquids making it even easier to maintain.