Cap Sleeve Polomeet the cap sleeve polo in black from LILLA P. our cap sleeve polo tee is made of 100% cotton slub with a split neck and ribbed cap sleeves that add texture and contrast. casual yet refined, it's a great addition to your tee collection. loose knit slub 100% cotton cap sleeves with ribbed trim length: 22 1 2" (size medium) machine wash cold with like colors. do not bleach. tumble dry low. cool iron if needed. style number: pa2843