18" x 5" x 18" Transitional Blue Pillow Cover With Poly Insert 18" x 5" x 18" Transitional Blue Pillow Cover With Poly Insert create a stunning and inspiring atmosphere in your room with our collection of pillow covers. this accent pillow will definitely become the focal point of attraction to guests and loved ones. beautifully crafted from 100 percent cotton material for extravagant softness and timeless style. the cool blue finish will readily blend with the existing decor in any home. it has a dimension of 20 by 7 by 20 inches.