About this Item 💎【Stylish & Warm】Bluetooth Headset Smartphone Ear Protection Earmuffs for Any mobile phone Cotton blend material, stylish, warm in the winter to the phone. 💎【Long Standby Time】Set the MIC for your phone to talk directly to your audio device so that you can your speakerphone from your device. Built-in lithiumion rechargeable battery, charging through the USB cable, long standby time. 💎【Lightweight & Portable】It's lightweight and portable so you can wear it anytime and anywhere. They’re light and small, and very easy to slip into any kind of bag or even a pocket. 💎【Keep Warm in Cold Days】Cold ears will never be a problem when you’re enjoying outdoor activities or traveling, these heated ear warmers keep ears toasty warm, Great gift for someone who works outdoors or is outside a lot. 💎【Soft Material】 It is smooth, soft, and very comfortable to wear. It is also breathable and friendly to sensitive skin.