Mom-approved: Organic cotton mattress protector - twin-size cover. I'm A Little Teapot waterproof mattress pad features a 100% organic cotton-filled quilting with organic cotton top and organic cotton skirt. Hypoallergenic and free of nasty things such as lead, phthalates, vinyl, and VOC, you will feel relieved & satisfied knowing that your little one is sleeping on a safe and sensitive organic cotton mattress protector. If it's not waterproof, nothing else matters. We offer a lifetime guarantee that our cover will protect your little one's mattress from spills. Watch our video to see this workhorse in action! Our products are well-made with superior organic cotton and reinforced seams. This twin-size cover is designed to endure constant machine washing. Simply wash in cold water on a delicate cycle, and tumble dry on the coolest setting. Our secret is the cotton wool-filled quilting. The soft quilting adds just the right amount of softness. Gently warming your baby from underneath, yet still breathable. This beautiful, waterproof mattress protector will soon become your favorite nursery item. Product features: - 100% organic cotton. - No cheap polyester filling. - Waterproof (Certified OEKO-TEX polyurethane.) - Free from harmful nasties (GOTS certified.) - Soft quilting without the bulk. - Quiet, no loud crinkly plastic. - No chemical or vinyl smell. - Reinforced seams. - No fuzz balls after washing. - Hypoallergenic. - Durable. - Long-lasting. - Will not shrink. - Eco-friendly. - Fits twin size