Wide Application & Perfect Fitness: Biloban crib mattress protector measures 28 x 52 x 5 inches, fitting snugly onto most standard mattresses up to 6 inches. Our crib mattress pad feels amazingly soft and will surely create a cosy environment for your little one to sleep on..4-layer Thick Design & Extreme Comfort: Biloban baby crib mattress cover with 4-layer thick design keeps your little one warmer in winter and cooler in summer. Soft fabric, the most absorbent textiles fabric, draws moisture away from the skin faster and allows your child to have a more comfortable night's sleep..High Quality: These crib sheets are made of ultra soft polyester, woven into a soft and durable fabric. Your baby will be enjoying the soft, smooth and comfortable feeling when sleeps or plays. Also our crib sheets are washable and pre-shrinked..Perfect Fit & SnugFit Elastic Band: Measuring 52’’ x28’’ x8’’ , our crib mattress sheet is specifically designed for standard crib. In the process of designing our SPRINGSPIRIT crib sheets, we use high quality elastic band which is elaborate processing, securing it in place, making our crib sheet durable and long lasting..Thoughtful Gift & Guarantee: The SPRINGSPIRIT baby crib sheets is a thoughtful and affordable baby for modern parents! SPRINGSPIRIT's quality you can trust. If the crib mattress sheet does not meet your needs for any reason, replacement or money back, no questions asked!