Acanva Premium Down Feather Pillows - 2 Pack Bed Pillows for Sleeping with Soft 100% Downproof Cotton Shell, King Size100% Cotton COTTON COVER The duck feather pillows are very soft with premium quality 100% cotton covers which are strong down proof. ITEM SIZE & FILLING King pillows measure 20x36 inches. Filling with 90% feather and 10% down, these feather down blend pillows have soft feeling and provide gentle support for head and neck. Suitable height not only fits for side sleeper and also for back sleeper. DESIGN All down feather pillows are finished with