Bamboo Sleep Sack (2.5 Tog)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; 2. 5 TOG rating for chilly seasons; Easy care and machine washable. Close the zipper before wash.