Hate the cold? Want to have more fun this winter? So do we! MUSICOZY ear warmers are built with Upgraded Blutooth Speakers that connect wirelessly to any smartphone, allowing you to listen to favorite music or answer calls without exposing your ears or taking your phone out in the cold.These stylish ear warmers fit most head sizes and are foldable for easy storage in a free bag. With superior thermal insulation, breathability and moisture wicking, these earmuffs make the perfect accessory for winter.Great plush earmuffs keep your ears warm. Perfect music companion for any one in cold weather such as skiers, snowboarders and those who love to jog, cycle, travel, hike and walk the dog outdoors. Amazing Super Hi-Fi & Upgraded Louder Sound It is the latest version of musicozy earmuffs, adopting advanced noise reduction technique and the superior stereo loud speaker with balanced super bass, dynamic mid-range & crystal clear high notes to ensure you amazing enhanced music listening experiences. Powerful & loud enough to cancel out background noises from outside. Hands-Free Calling Built-in microphone and Bluetooth module. Hands-Free Calling and Easy Controls for volume, skip, pause and play, allows you to answer a call without taking hands out of pocket, providing a comfy, superb listening experience. No More Numb Frozen Ears - The BEST Thermal Fabric The premium rabbit plush lining retains most heat while the spandex blend ensures a snug fit over your ears to keep the wind and cold out. You'll be so comfortable, you'll forget you're wearing our ear warmers! MUSICOZY - The Original Sleep Headphones Comfortable Sleep Headphones - Our one-of-a-kind headband headphones - Sleep Headphone and Sports Headband - promote sound sleep and healthy lifestyles in ways you’ve never heard. With thin, IPX6 waterproof and high-quality audio speakers fixed inside a comfortable, wearable, and washable headband, MUSICOZY products make listening to audio easy. Made of a SOFT spandex-nylon blend fabric and mesh design that is comfortable to wear and breathable on those hot summer days. No painful sleep earbuds or awkward headphones, they are perfect for: When going to sleep or sleeping next to a snorerFor people suffering in various degrees from excessive stress or worryFor listening to music and Audio Book in bed at night while your partner sleepsFor listening to music while traveling or commutingWhile working out, stationary biking, walking or jogging