Freestyle Libre 3 Sensor, 45 Pieces Freestyle Libre 2 Transparent Plasters for Freestyle Libre Sensors - Transparent, 45 pieces. These transparent, invisible sensors are designed for both girls and boys, adding a beautiful look to your sensor. HYPOALLERGENIC and SKIN-FRIENDLY: The Freestyle Libre 3 sensor plasters are soft to the touch and prevent skin irritation, ensuring comfortable wear day and night. Made from latex-free medical material, they are skin-friendly and comfortable, leaving no residue. The plasters feature no hole and no gluing in the center, ensuring complete protection and easier changes in case of falls. With a 90mm exterior and a 35.5mm internal vent opening, they provide a perfect fit for your sensor. Waterproof: Our Freestyle Libre 3 sensor plasters are waterproof and ideal for sports, swimming, or showering. They dry quickly after showering and leave no residue. Features: 1. glucose sensor dressing for optimal comfort. Specially designed for everyday use thanks to kinesiology bands.