Cuddledown.com sells oversized king comforters and duvet covers, which are approximately 6 to 12 inches larger than standard sizes. Each product is reviewed by users, and the website indicates when additional colors are available.
Walmart.com has oversized king bedding sets, which can include up to 14 pieces, and provides free shipping. Linens-N-More.com sells more than 80 styles of oversized king quilts that are hand-crafted and made with 100 percent cotton. BHG.com is another online source for quality oversized king comforters. HierloomLinens.com sells super king bedding, which is intended for oversized king mattresses, in many different styles and colors. Oversized king bedding is also available on Amazon.com and Wayfair.com.