he CCM RBZ 150 Padded Shirt offers solid lightweight protection at an even better price. This shirt utilizes CCM's U-Foam on the sternum guard for excellent lightweight protection. U-Foam offers the same properties as high-density foams at a fraction of the weight. The compression base is composed of lightweight stretch mesh for a breathable form fit. Perforated foams line the biceps for added protection and airflow. Compression Fit.