Captured by NASA using the Hubble Space Telescope, we can't think of a better use for this Down Puffy Blanket than star-gazing. Plastic bottles recycled per blanket: 20 (1-Person size) or 33 (2-Person size). 600 fill power sustainably-sourced hydrophobic duck down. DWR finish for stain and water resistance. Cape Clip (1-Person only) for hands-free use. Corner loops. Machine washable. Water-resistant stuff sack included.