X-BIONIC Twyce 4.0 Women’s Running Tee - Purple - Size Small Perfect condition, no flaws. High-performance X-BIONIC Twyce 4.0 short sleeve running top designed to feel like a second skin. This ultra-technical tee uses advanced Swiss-engineered thermoregulation to actively cool you during movement and retain warmth during recovery. Lightweight, breathable, and incredibly flexible, it’s ideal for running, trail running, cycling, fitness, or as a premium base layer. The seamless construction moves with your body for zero restriction and maximum comfort, even during high-output workouts. TLDR: • Size small • Color: purple • Seamless, body-mapped fit • 3D Bionic Sphere System with ThermoSyphon technology • Twyce cooling zones for rapid moisture transport • ISO-Ribs insulation to protect kidneys and shoulders • Aktiv-Bund extended back for secure fit • Pre-shaped sleeves for full range of motion • Fabric: 90% polyamide, 7% polypropylene, 3% elastane • Lightweight, breathable, quick-dry •