Hill House Home The Nap Dress. Size XS. Purple and white. 100% linen. Worn less than 5 times. It has only been dry cleaned. From Hill House: Meet the wear-everywhere Nap Dress®. It’s our signature garment; soft, comfortable, and pretty enough to wear all day and night. The Ellie is an A-line Nap Dress® with our proprietary, elasticated Nap Smocking, ruffled shoulders, tiered midi skirt, and pockets.