Santa's Little Elf Dog Costume Christmas Holiday Outfit Size Extra Small (XS) 100% Polyester material. Actual measurements: Length- 9", Neck Circumference- up to 10" around, Chest Circumference- up to 13" around. For length measure from base of neck to base of tail. For circumference measurements, measure around the widest points of the neck and belly. Soft fleecy green fabric with red sequined trim accents. Has faux belt and buckle, and short sleeves.