The children's Trestles 30 is a well designed package: it's warm enough for three season use and boasts an extra zipper opposite the main one, allowing the user to put their arms out without exiting the bag. Unlike adults' bags, children's bags do not have a temperature rating standard. Marmot rates this bag at -1°C. - Children's size: for users up to 152 cm - HL-ElixR ECO insulation - Surface fabric: 20 denier ripstop polyester - Liner fabric: on 30 denier polyester - Small item pocket inside - Compressionstuff sack - The product does not contain PFC - Total length 178 cm - Shoulder circumference 130 cm - Hip circumference 122 - Footbox circumference 108 cm