BREATHABLE, LIGHTWEIGHT AND DURABLE: This vest style harness is made of breathable mesh, which is breathable, lightweight,comfortable and quick drying. Perfect for everyday walking, jogging, training and any outdoor recreation.100% SatisfactionGuarantee: We are committed to providing our customers with high-quality products and the best shopping experience. If you have any questions, please feel free to contact us. We will provide the best solution within 24 hours.