Comfortable and durable silicone wristband compatible with Whoop 5.0, waterproof and sweatproof, soft-touch silicone durable, breathable Material: Silicone Color: Black / Black Compatible Devices: Smartphones Battery Life: 14 Days Sensor Type: Optical Everything you need is included in the package: Your purchase includes the Health and Fitness Tracker and Whoop 5.0, a Supernet wristband, and a waterproof wireless battery pack* for continuous data collection. Continuous Monitoring: The Health and Fitness Tracker monitors your most important metrics, including sleep, heart rate, blood oxygen, stress, menstrual cycle, VO2 max, and aging pace*—providing 24/7 insight into your fitness, recovery, and overall health. Holistic Health View: Understand your core goals like heart rate and skin temperature with the Health Monitor, identify your stressors with the Stress Monitor, and get daily recommendations for sleep, stress, and recovery. Build Your Best Routine: Gain insights and guidance on how your daily habits impact your long-term health with Health Span – a powerful new way to measure your physiological age and slow your aging pace. Stays Charged for 14 Days and Beyond: With up to 14 days of battery life and wireless charging for 24/7 wearability, the Health and Fitness Tracker lets you focus on what matters most. Power up on the go with the Wireless Power Pack.