This is a ribbed knit top from AZUL by moussy! It is not a long-sleeved knit! It is unused, but the tag has been removed. Description from the product page! - Made with a material that combines stretchy, soft yarn and lame yarn. - This knit expresses a trendy glittery feel with lame while being stretchy and comfortable to wear. - Simply adding it to your existing innerwear will add a sense of style and create a trendy look. - It goes well with various innerwear and can be worn in a wide range of styles, from mode to casual. - Machine washable at home.