YouKnow Arm band for Freestyle Libre 3, 8-20" Inch Adjustable Armband Compatible with CGM Continuous Glucose Monitor System Transmitter Protection Sensor Cover (No More Adhesive Patches Waterproof)

【Perfect Design】The armband is specially designed for Freestyle Libre 3 and eliminates severe allergic reactions without any additional bad adhesive patches. 【Protection】The armband adopts a comfortable contour design that can secure the sensor to the body, preventing the sensor from falling due to an accident or touch. 【Durable】The CGM sensor armband is made of durable, waterproof, hypoallergenic high-quality materials, no glue, and no irritation, which can avoid serious allergic reactions during wearing. 【Adjustable】The soft plush strap has a sliding adjustment function. The tightness can be adjusted freely, just align and cover the sensor to protect it. 【Size】Adjustable to a maximum circumference of 20 inches and a minimum of 8 inches. Please note how to adjust to the shortest length, please refer to the picture.