U'cooL 2way (small size / free size) お米 founded in 1878 by the

founded in 1878 by the HILLS BROS brothers in San Francisco

and mild salt

Its smooth

without having to go through the hassle

frictional heat causes it to change to a smooth touch

U'cooL 2way (small size / free size) お米 founded in 1878 by theU'cooL 2way (small size free size) Cool neck heat protection! Newly available in two sizes for easy use by both adults and children! How to use 1Cool the ring in an environment below 28. (cold water, refrigerator, etc.) 2. 2. When the contents have hardened, place the ring around your neck with the tip of the ring facing forward. 3. When the contents become liquid, cool the ring again for repeated use. Measurement time: approximately : 60 120 minutes