Super cute and trendy and OH SO soft organic cotton fitted crib sheet. Simple and Secure - Elasticized bottom keeps this crib sheet in place with a tailored fit that keeps your baby comfortable and the nursery tidy Oh-So-Soft - Made with premium quality, 70-Percent viscose made from bamboo and 30-Percent cotton, this luxury muslin is ultra lightweight, soft and breathable The Right Size - Fits standard size crib mattresses snugly and securely (up to 52 in. x 28 in. x 8 in.) Machine Washable - Breathable, premium 100% open-weave cotton muslin is soft, gentle, and machine washable By Parents, For Parents - Bebe au Lait is committed to creating products that families love, whether it's for bath time, mealtime, or on the go. All Bebe au Lait products are made of the highest quality materials and tested to meet international safety standards.