This coil-sprung crib mattress is designed to provide your little one with a safe and comfortable sleeping environment. Made with food-grade polyethylene foam and cotton fill, it offers a firm yet breathable surface for your baby's restful slumber. The two-stage design adapts to your growing child, while the removable cover is machine-washable for easy care. Plus, it's GreenGuard Gold Certified, ensuring a healthier space for your baby. Just remember, this mattress is meant for standard crib and toddler bed sizes – so it'll be a perfect fit. Sweet dreams!