Product details list viscose with a ribbed knit construction; they’re described as a lightweight, soft knit.
Search results show sizes such as S, M, L and 2XL in the item titles.
They’re described as a slim fit and explicitly listed as cropped length; some listings present them in a shrug-style.
Listings describe a V-neckline and long sleeves.
Product care notes list machine wash and tumble dry.
They’re described as lightweight, while the knit is also noted as warm and stretchy—indicating light-weight warmth rather than a heavy garment.