Hot Fit Mask 3 masks per pack, 10 packs Color: Beige ⚫︎ Warm, heat-generating material ⚫︎ Excellent elasticity and fit ⚫︎ Washable and reusable ※ Please check the manufacturer's website for details. How about this for hygiene measures in the cold season? Please feel free to ask if you have any questions. Thank you very much (*^^*) #mask #hotfitmask #hygiene #prevention #cold #virus #fitmask #deodorizingmask #corona #influenza #flu #infectiousdisease #mycoplasma #illness #winter #allergy #pollen #washable #warm ■ We will respond as quickly as possible, but please note that I will be in contact during the evening hours due to work during the day. Thank you for your understanding. ■ Please understand that we cannot accept returns, refunds, or exchanges for any problems with the product. ⚠︎ Please purchase only if you understand that this is a used item and has been stored at a private residence. Please refrain from purchasing if you are sensitive to this. ※ We plan to use Mercari delivery as the basic shipping method. Also, after purchase, we may change the shipping method within Mercari delivery or to a shipping method other than Mercari delivery due to reasons such as weight, size, and shipping timing, so please understand this before purchasing.