Our sleepsack is a safe, soft and comfortable way to replace loose blankets in the crib. J-shaped double zipper makes it easy to use. Features: • Bamboo is hypoallergenic, sustainable and moisture-wicking, helping to keep your baby comfortable and dry • 2-way zipper for no -fuss diaper changes and dress up. • Buttery soft and most comfortable sleep bag • 1.0 TOG rating for the perfect all-season weight. • Easy care and machine washable. Close the zipper before wash.