Babyletto Pure Core Crib Mattress w/ Dry Waterproof Cover (2-Stage) dual-sided.

Kept it wrapped in the plastic. 95% of plastic still intact with on small hole near the edge of the mattress. GREENGUARD GOLD CERTIFIED: This mattress has been tested for over 10,000 chemical emissions and VOCs, undergoing rigorous scientific testing to meet some of the world's most stringent chemical emissions requirements. It contributes to cleaner indoor air, creating a healthier environment for your baby to sleep, play, and grow. WATERPROOF REMOVABLE COVER: The soft and breathable dry cover with PVC-free waterproof backing made with food-grade polyethylene protects the mattress against accidents, is easy to wipe down, and helps keep moisture out. The elasticated seam makes it easy-to-remove for washing. 2-STAGE & LIGHTWEIGHT: This is a 2-stage dual-sided mattress with a firm supportive side for infants and can be flipped to a softer side for toddlers STANDARD CRIB SIZE: Designed to fit a standard crib