New Little Unicorn cotton muslin sleep bag in print woof, dog and puppy. “Our sleep bags are designed to make sleep safer and more comfortable for ounces your baby. The lightweight and breathable cotton muslin helps prevent overheating and allows baby to move naturally. Included are parent-loving features like a two-way zipper for easy nighttime diaper changes, and machine washable cotton muslin that gets softer with every wash.” Size XL Baby age 18 months - 24 months Baby weight 27-30lbs Baby height 30-35”