Features: ?ERGONOMIC DESIGN?The V-shaped design of the chin reduces pressure on the cervical spine, firmly support the neck, reduce neck pressure, and improve wearing comfort, while also Does not affect sturdiness.Comfortable support and ergonomic design make you feel comfortable and naturally surrounded without any effort. ?FLEXIBLE TO ADJUST?Powerful magic strap design says goodbye to complicated operations and is easy to adjust.Two size for you: M: adjustable range: 40-47cm.L: adjustable range: 45-52cm.For sore neck, sprains and strains, muscle pain, spinal pain, and neck injury support. ?BREATHABLE,SOFT?The breathable nylon ice silkdesign wicks away sweat quickly. It is not stuffy. It can quickly absorb and reduce sweat to keep your neck fresh.The high-elastic and breathable inner core supports the cervical spine more effectively. ?NECK RELIEF?Refuse to bow your head, easily shape your swan neck, and reshape your cervical spine into a healthy posture. You can drive, study, work, play on your mobile phone, or watch TV shows without any problems. It can be used to reduce cervical spine diseases caused by chronic neck muscle tension caused by work. Specifications: Color: grey Material: nylon ice silk + spandex + polyester fiber Size(about): M: height: 8.5cm/3.35inch, net size: 45cm/17.72inch(adjustable range: 40-47cm/15.75-18.5inch) L: height 9.5cm/3.74inch, net size: 50cm/19.69inch(adjustable range: 45-52cm/17.72-20.47inch) Package Included: 1pc x neck brace 1pc x replacement washing cover Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.?ERGONOMIC DESIGN?The V-shaped design of the chin reduces pressure on the cervical spine, firmly support the neck, reduce neck pressure, and improve wearing comfort, while also Does not affect sturdiness.Comfortable support and ergonomic design make you feel comfortable and naturally surrounded without any effort. ?BREATHABLE,SOFT?The breathable nylon ice silk design wicks away sweat quickly. It is not stuffy. It can quickly absorb and reduce sweat to keep your neck fresh.The high-elastic and breathable inner core supports the cervical spine more effectively. ?EASY TO WASH?With a replacement washing cover for replace,Its soft cervical collar design provides neck support, effectively alleviating discomfort and promoting holistic well-being.The whole body is washable, and sweat and stains can be easily washed away. It is not easy to deform and is easy to spin dry, keeping away from dirt. ?FLEXIBLE TO ADJUST?Powerful magic strap design says goodbye to complicated operations and is easy to adjust.Two size for you: M: adjustable range: 40-47cm.L: adjustable range: 45-52cm.For sore neck, sprains and strains, muscle pain, spinal pain, and neck injury support. ?NECK RELIEF?Refuse to bow your head, easily shape your swan neck, and reshape your cervical spine into a healthy posture. You can drive, study, work, play on your mobile phone, or watch TV shows without any problems. It can be used to reduce cervical spine diseases caused by chronic neck muscle tension caused by work.