examples of sleeves 
Sleeve: part of the garment that covers the arm and varies in shape and length.
Tight part of a shirt or blouse sleeve made of a wide strip of fabric, which is folded back and fastened edge to edge with cuff links.
pointed tab end
Narrow strip of fabric ending in a point and adorning the sleeve slit.
Usually metal stud, single or paired with another, for fastening the edges of cuffs.