C-IN2 Pop Color Short Sleeve Polo Shirt 1750 C-IN2 takes its most popular styles and adds color ... often a lot of color. These colors change seasonally; there's truly a limited supply, but they're always on trend. C-IN2 Pop Color is a secret splash of color that you choose to show ... or not. We take the fifth. C-IN2 applies its successful take on underwear to the polo shirt. 100% stretch cotton Perfect for gym or going out Relaxed but tailored