... size bed 3)to protect mattress clean 4)filling with feather feather matress topper1) Quality pads have machine-stitched and mnatural ... feather with down duck filling 2) Double-stitched,3) Machine washableand ... fabric ,233TC /300TC/400TC5)Filling: 5% DOWN DUCK WITH 95% FEATHER ,OR 50%/50%;6)For single double ,queen,king ,size ...