High quality material, 4 seasons indoor/outdoor sleeping bag
· We carefully selected high quality materials to make sure our young friends stay warm through the night.
· Shell: 190T printed polyester w/r
· Filling: Double layer 330 GSM silk like cotton (polyester)
· Lining: 190T polyester
· Temperature range: 32-59 Fahrenheit Degree (Not for high altitude or extreme temperatures)