Tokai Optical gruria Neck Repair for Blood Circulation For the fatigue and aging of modern people. ・Promotes blood circulation ・Warming ・Far-infrared effect Recommended use for 15 minutes or more Compact enough to forget you're wearing it. Washable and reusable! "Keeps you warm" for your work & life, 24 hours a day, with just one piece. Thank you. - Features: Promotes blood circulation, warming, far-infrared effect - Uses: Neck care, relief for stiff shoulders, use during PC work - Material: New material born from natural minerals - Color: Black - Size: Free size There are no noticeable stains or scratches, but please be aware that it has been used for one season. The box is available, but I would prefer to ship it without the box as it is bulky. However, I will ship it with the box if you wish. (If you want it shipped with the box, it will be after January 7th.) Since it is a used item, I will consider a small discount. Please feel free to comment.