D+You can fill it up to your desired level of firmness. Please note; We provide the cover and inner bag only so beans are not included. We recommend 2 cubic feet or 100D+Great for kids ages 18 months to 5D+✓ 100D+We proudly stand behind our product and at this price and quality we are sure you wouldn't want to return it. However for any reason you aren't satisfied, you can take advantage of our 30D+