JinStyles Accent Decorative Throw Pillow Cover, Lumbar, Solid, Blue, 12 x 18, 1 Cover Canvas Square Pillow Cover Only - NO INSERT This S1 Navy Blue pillow cover is made to fit 18-inch by 12-inch throw pillows / cushions inserts The pillow cover is made with color matching invisible zipper that allows easy insertion and removal of pillow inserts The pillow cover is made with medium weight, 100% high quality cotton canvas for comfort and durability Pillow covers are an eco-friendly way to change your decor every season or day to match the festivity of the occasion