A pixel is the smallest addressable element in an all points addressable display device in other words its a little tiny square on a screen we love em and so do most nerds artwork copyright push merchandising ltdt shirt design reads i heart pixelsour crew neck short sleeved mens t shirts are 100 premium cotton in a soft pre shrunk jersey knit our womens t shirts are lighter weight 150g tees made with deluxe 30s soft style yarns for a soft feel