HOMBYS Lightweight Feather and Down Comforter - The KING Duvet Insert is 90x106 inches,Queen is 90x90 inches,California King size duvet insert is 108 x 98 inches,Palatial King size duvet insert is 120 x 98 inches,Filled With 50% Goose Feather,25% Down Fiber,20% Feather Fiber,5% Goose Down,All Natural Filling make you warm and lightweight.