SBR Skin Moisture control with extreme comfort and longevity Sensor Mesh Lining Moisture control lining with support Contoured Paneling Ergonomic fit and design Streamline Neckline For increased comfort in water and on land Flatlock Seams Anti-chaffing + comfort SBR SKIN fabric combined with supportive SENSOR MESH lining make this versatile form hugging top the perfect compliment to the WT1006b pants. It’s quick drying breathable fabric together with ergonomic fit and flat lock seams enhances your comfort and freedom of movement. A versatile piece of equipment for both racing or in the gym. Sizing Chart