Under The Sea Sleep Sack*A reminder that all dark patterns should be washed alone 2 3 times to prevent any dye bleeding onto other fabrics* Sleep soundly in this bamboo sleep sack. Featuring a double YKK zipper and additional fabric lining over quilting, this 1. 0 TOG sleep sack is sure to impress. The additional lining ensures no loose threads can wrap around those precious baby toes. We are using a luxurious 250 GSM fabric. NOT ELIGIBLE FOR LETTER MAIL.