Compatible with all digital ear thermometer models: Our thermometer earmuffs are compatible with Braun thermometer models and other types of digital thermometer models, including Exactemp Thermos 7 IRT 6520, IRT6020, IRT6500, 3 IRT3030, IRT3020, IRT4020, IRT4520, etc. Keep readings reliable and accurate: These probe cover lens filters cover the tip of the ear thermometer, making it easy to avoid spreading bacteria and avoid earwax accumulation that leads to inaccurate readings, and the ultra-thin cover ensures highly accurate results. The thermometer disposable cover protects the thermometer lens from scratches and impurities, extending the life of the ear thermometer. High-quality materials and recyclable: BPA-free, 0% latex, 100% recyclable. It is trustworthy and usable by everyone, including children, babies, and toddlers. In addition, the head of the earmuffs is made of soft material and is elastic, which can protect the soft eardrums of children. When multiple family members have a fever, these disposable earmuffs can easily keep the ear plugs clean. HYGIENE AND SAFETY: Disposable ear thermometer covers are manufactured with high hygienic standards, these replacement covers reduce the risk of germ transmission and contamination. To prevent infection or earwax buildup between users, the probe cover must be replaced after each use without cleaning or disinfecting the sensor. PRECAUTIONS FOR USE: It is very important to replace the protective cover on the temperature sensor after each use. In addition, replacing the brown protective cover after measurement can prevent dirt and wax accumulation, which can clog the sensor area and cause inaccurate measurements.