☆ Thank you for viewing! ☆ [Popular Neck Warmer - PM2.5 Compatible] This neck warmer uses the latest heat-retaining fibers for high insulation. It has a wind barrier structure that prevents warmth from escaping, covering even the ears, and effectively prevents frostbite when cycling in winter. It is designed to accommodate PM2.5 filters and other filters. The mouth area has been improved with a 3D立体 mask. The adjustment cord has been reinforced, providing a comfortable fit without constriction. [Cold and Wind Protection, Insulation, and Breathable Mesh] The inner layer of the face cover is made of fine, soft brushed material that traps heat easily, providing a gentle and comfortable fit against the skin. It also functions as a face cover, further enhancing the insulation effect, protecting the neck and ears, and preventing the invasion of cold winter winds. The honeycomb mesh structure prevents stuffiness and allows for comfortable breathing without obstruction. [Excellent Elasticity - Adjustable Size] It has high elasticity and does not constrict the face. The adjustment cord allows you to adjust the size, and you don't have to worry about it slipping off when exercising. It is designed to prevent the mouth area from freezing and the air hole structure makes breathing easier. The size can be freely adjusted according to the head circumference using Velcro on the back of the neck. It is a tape-fastening type, so you won't get tired even after long hours of use (Note: If excessive force is applied, the adjustment cord may be damaged.) [Plain Simple Design - Water Repellent - Unisex] The simple design makes it fashionable with any outfit. The parts that stick to the mouth are sewn in the center and on the right end to reinforce the inner fabric. Furthermore, the mesh on the mouth has a pocket on the back where you can insert a filter sheet. It is water-repellent, so you can use it without worrying about light rain or snow. [Convenient to Carry - Wide Range of Uses] It also fits as an inner cap for safety helmets, etc. It is lightweight and not bulky, making it great for travel and leisure. ⭐️ [New and Unused!] ⭐️ [Free Shipping!] ⭐️ [Instant Purchase OK!] ⭐️ [Limited to One Item!] ⭐️ [Ships within 1-2 days!] ❇️ We strive for smooth transactions. ❇️ We may change the shipping method from Rakuraku Mercari to Yu-Yu Mercari. ⚠️ Please see the profile for details ♡ #MaRiiNmama 219.1349.210.0$$699