A sleeve (Old English: slīef, a word allied to slip, cf.
The sleeve is a characteristic of fashion seen in almost every country and time period, across a myriad of styles of dress.
Early Western medieval sleeves were cut straight, and underarm triangle-shaped gussets were used to provide ease of movement.
[1] Various early styles of Western sleeve are still found in types of academic dress.
Most contemporary shirt sleeves end somewhere between the mid-upper arm and the wrist.