Polyester,Spandex Made of Spandex Polyester Back Zip Perfect for stage performance, costume party, theme party, halloween party, cosplay Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures, but not the same performance on different bodies as on the model. Thank you! Kids S - 3'6" - 3'11" (6-8 years old)/Kids M - 4'0" - 4'5" (8-10 years old)/Kids L - 4'6" - 4'11" (12+ years old)