This eye-catching black t-shirt features a humorous quote for rock enthusiasts. The phrase "THAT'S WHAT I DO I COLLECT ROCKS AND I KNOW THINGS" is prominently displayed on the front. The word "ROCKS" is uniquely designed with a pattern of actual rocks, adding a touch of geology to the design. Made from what appears to be a soft and comfortable material, this shirt is perfect for casual wear, rock hunting expeditions, or geology club meetings. It's a fun and quirky way to express your love for rocks and knowledge. Makes a great gift for the rockhound in your life!