Perfect Fit for Standard Cribs & Toddler Beds: Designed to fit standard crib and toddler mattresses up to 6" thick, measuring 52" x 28" x 9". Reinforced deep corners combined with all-around elastic provide a secure, snug fit that stays firmly in place. Exceptional Waterproof Defense: Keep your baby’s mattress clean and dry with a high-quality waterproof layer that guards against spills, leaks, and stains. A must-have for protecting your investment while ensuring a hygienic sleep space. Soft Quilted Comfort for Better Sleep: Crafted with a soft, multi-layer quilted design that adds a gentle cushioned feel while eliminating noisy "crinkling" sounds. Your baby stays cozy and comfortable for uninterrupted, peaceful rest. Durable and Easy to Clean: Built to handle everyday messes, this mattress cover is machine washable and dryer safe. Simply toss it in the wash and tumble dry on low for hassle-free cleaning and long-lasting performance. Hypoallergenic and Child-Safe: Our mattress protector is hypoallergenic, free from harmful chemicals, and certified safe for your baby’s sensitive skin. It ensures a healthier, allergen-free sleep environment, giving you complete peace of mind.