Ballyartella Cushion Green Maroon Navy Check. All our cushions are filled using Irish duck feather from Westport County Mayo. Using a feather filler in your cushions will enable you to maintain a plump full cushion unlike synthetic material which will go hard and flat in a short time. The size is 50 x 50 cms and the outer cover is 100% Pure Wool. This item is available in limited quantities. Price is for cushion and cushion cover only.