This 5-oz Flannel Luddington Duvet Cover (Twin) falls from $79.50 to $49.99 at LandsEnd.com. Add it to your cart and enter code FINEGAUGE plus pin 9632 to save $7 in shipping fees. The queen size drops from $119.50 to $79.99, while the king size falls from $139.50 to $89.99. Sales tax is charged in most states