knock off Stone Island T-Shirt: The Best Add to Your Causal Wearing! The knock off Stone Island T-Shirt is excellent clothing to add to your casul wardrobe. Available in tons of neutral colors – from black, dark gray to green, light olive to light grey, you can choose one you lik! Each stiff shirt is a small, but very distinctive, rectangular patch/logo on the left side of the chest. Each is crafted with the best material, making it very comfortable. And it should be your best choice to make a small, but fashionable fashion for everyone!