Filled with high lofting White Duck Down and covered in a 280 thread count cotton shell, this duvet will provide comfort for years. The Alpine duvet is constructed with small baffled boxes which provide an easy care solution for people looking for convenience. The box baffle design inhibits the shifting of down in the duvet keeping it evenly distributed and requiring little care when making the bed. The quality of the down and shell makes this the best value duvet.Fill: White Duck Down Fill Power: 550 Ticking: 280 Thread Count Cotton Construction: Box BaffleDouble Fill Weight: 33 oz. Double Size: 80x86 King Fill Weight: 44 oz. King Size: 104 x 90 Queen Fill Weight: 38 oz. Queen Size: 90 x 90 Super King Fill Weight: 52 oz. Super King Size: 112 x 100 Twin Fill Weight: 27 oz. Twin Size: 66 x 84