Lelo - F2S Master Blaster- Stamina Trainer & Stroker, App-Connected - Red Train your endurance. Enhance your pleasure. Master your performance. Meet the F2S™ – the revolutionary open-ended stroker made from ultra-soft liquid silicone for an unmatched, lifelike feel. More than just a sex toy, the F2S™ is your personal performance coach. When paired with the LELO™ app, it guides you through targeted stamina training and Kegel exercise routines designed to improve sexual control and endurance. Why choose the F2S™? App-Connected Training: Connect via Bluetooth to the LELO™ app and choose from tailored stamina workouts or guided Kegel exercises – designed to strengthen orgasm control and boost endurance. AI Interactive Mode: A built-in performance feedback sensor enables the AI mode to respond in real time, syncing the intensity and motion perfectly to your movements. Premium Liquid Silicone: Soft, elastic, and durable material that adapts to your body and elevates every sensation. 14 Powerful Pleasure Settings: Enjoy 8 intense modes directly on the device, plus 6 exclusive vibration settings unlocked through the app. Auto-Adjust Silicone Ribs: Innovative ribbing improves airflow to eliminate air pockets while delivering extra stimulation exactly where you want it. Whether you're training for better control or indulging in next-level pleasure, the F2S™ helps you unlock new dimensions of performance. Take control of your pleasure – with F2S™ and the LELO™ app.