Joules Childs Sark Checked Short Sleeved Shirt Blue Orange Check. Get summer ready with the Joules Childs Sark Checked Short Sleeved Shirt. With a fresh and lightweight design, the Sark shirt offers a button fastening and a convenient front patch pocket for your little one to store any miscellaneous belongings. The Sark shirt is a great go-to, whether that be for casual wear or to smarten things up a little, the shirt features contrasted trims which finishes the shirt nicely.