Features Babyletto's custom midi crib sheets are consciously crafted from breathable and soft Gots-certified organic muslin cotton to ensure your baby has the perfect sleeping environment Uniquely designed to fit the Babyletto All-Stages Midi crib mattress or pad (sold separately) 100% organic cotton: Crafted entirely of preferred cotton fibers grown without chemicals, pesticides, or GMOs Certified Gots (Global Organic Textile Standards): Meets stringent environmental criteria along the entire supply chain, as well as some of the world's strictest social responsibility standards Lightweight and breathable: Muslin weave allows for air to flow freely to reduce the risk of overheating, while still keeping your babe cozy Soft and strong: Durable muslin cotton withstands countless washes and softens with every cycle Custom fit: Uniquely designed for a 360-degree fit on the Babyletto All-Stages Midi mattress or pad (35.8"L x 28"W x up to 4"D) (sold separately) Lovingly designed by Clementine Kids for Babyletto to bring art that inspires & soothes to your nurserySpecifications Suitable for children from 0-6 months Compatible with the following (sold separately): Yuzu 8-in-1 Convertible Crib Manufacturer's 1-year warranty