ADV Essence Singlet 2 is a soft and functional training singlet designed for most types of high-intensity workouts. This ve... ADV Essence Singlet 2 is a soft and functional training singlet designed for most types of high-intensity workouts. This versatile singlet is made of recycled polyester and elastane and features mesh panels and perforated details for enhanced ventilation. In addition, this advanced training garment comes with a shaped, ergonomic design for optimal fit and freedom of movement. • Recycled polyester and elastane • Mesh panels and perforated details • Ergonomic shape • Regular fit