Our heavy-gauge, cushion storage bag is vented to help prevent mold and mildew. Heavy-duty 20-gauge bag has double-stitched seams. It's made of 150-denier polyester laminated to puncture- and crack-resistant PVC to stand up to any weather conditions. Bag is vented to promote air circulation and prevent mold and mildew. Holds two chaise cushions or four chair cushions. Green leaf print reverses to solid khaki to give you the look you want for your outdoor decor.