JADUFHU Adjustable Elastic Heart Rate Chest Strap, Sports Band 70-105cm

【Universal Compatibility】This heart rate chest strap fits most mainstream heart rate sensors and sports monitoring devices on the market. Compatible with heart rate sensors (ANT+, Bluetooth), it delivers stable and uninterrupted heart rate data during all workouts without signal loss. 【Ultra Soft & Lightweight】Made of premium elastic fabric, the strap is lightweight, flexible and highly breathable. It fits closely to the skin without tightness, friction or stuffiness, providing zero-burden comfort even during long-time sports. 【Waterproof & Sweatproof】Adopting professional water and sweat resistant treatment, this strap withstands heavy sweat and water splashes during high-intensity exercise. It maintains accurate sensor performance and is easy to clean and reusable. 【Fully Adjustable Fit】Features an adjustable length from 70cm to 105cm, fitting different chest circumferences and all body shapes for men, women and teenagers. The secure buckle ensures firm fixation without slipping during intense workouts. 【Durable Replacement Choice】Regular replacement avoids aging, loosening and sensor failure of old straps, effectively improving heart rate detection accuracy and extending the service life of your original heart rate sensor.