Help keep your Pet-Temp Ear Thermometer sanitary with Pet-Temp’s Instant Pet Ear Thermometer Disposable Covers. Use these to take your sidekick’s temperature when she’s sick, breeding, pregnant, recovering from surgery, vaccinations or injury or just to make sure she’s feeling her best. Every purchase comes with 40 lens covers to help keep your device clean. These covers are completely disposable for easy cleanup and they are veterinarian recommended!