This is a girls' black zip-up jacket with long sleeves and a biker style. The outer shell material is not specified, but it has a lined interior, likely made of polyester. The jacket is 16" in length and suitable for both casual and party occasions, perfect for the fall and spring seasons. It features a zip closure and is from the brand Zip-Up. 2 zip up pockets in front, armpit to armpit is 16" sleeve length is 16.5"