Merax White Box Stitched Alternative Lightweight Comforter Duvet Insert (Breathable Twin XL) Soft luxury bedding for an affordable price Brushed soft microfiber cover and plush, hypoallergenic fill Use it as a comforter or for an insert in your favorite duvet cover Twin XL size:90*68, 100% microfiber covering The end to end baffle-box construction prevents fiber from shifting, eliminating the need for regular fluffing.