0-9 Months measures 26 inches in length. 9-18 Months measures 31 inches in length. safe for sensitive skin machine washable and dry-able *does not shrink* tag-less size label for total comfort wicking and anti-bacterial properties to keep little ones fresh, dry, and cool poly-filled for a plush feel rated TOG 1.5 (Thermal Overall Grade aka Thermal Resistance) Fabric Content: 95% Viscose from Bamboo 5% Spandex