At Byourbed, we are firm believers that the bigger the bedding, the better the comfort. That is why we take already oversized Twin XL bedding and do what we can to make it better! Our Twin XL duvet covers measure in around 65" x 90" or 68" x 90" to properly cover the standard 39" x 80" size of a Twin XL bed. But when it comes to filling those extra long Twin duvet covers, you can't just choose any old Twin XL comforter that may not be the right fit. Whether its 65" x 90" or 68" x 90", our comfortable Down Alternative - Ultra Cozy Duvet Insert - Twin XL (68" x 90") has that perfect fit for your Twin extra long duvet cover!

This down alternative filled Twin XL comforter insert will fill your Twin XL duvet cover with high quality comfort that you will love. Once you add this cozy extra long Twin duvet insert to your Twin extra long duvet cover you'll really start to enjoy the comfort of your Twin XL bedding. The best comfort of this must have Twin XL comforter insert combined with the style of your carefully chosen extra long Twin duvet cover will give you Twin extra long bedding that is the envy of your family and friends.