Handmade Rice Bran & Brown Rice Kairo (Warm Pack) Long size for lower back pain and stiff shoulders. How about a gift for friends or parents? The cover is a hydrangea pattern in navy. It can be removed and washed. The inner bag uses 100% cotton. It is sewn to prevent the contents from spilling. What is a Brown Rice Kairo? It is an eco-friendly kairo that can be warmed in the microwave and used repeatedly. The moist heat from the brown rice warms the body from the core, gently reaching deep within. It is said that warming the body from the inside can improve immunity. The moist heat from the brown rice gently warms the body. Placing it on the stomach, back, or under the buttocks can be effective for stiff shoulders, menstrual pain, and cold sensitivity. You can sleep with it in your futon. ✎✐✎✐✎✐✎✐✎✐✎✐✎✐✎✐✎✐ I had insomnia (difficulty falling asleep), but it has improved considerably since I started using the brown rice kairo. (Individual results may vary) ✎✐✎✐✎✐✎✐✎✐✎✐✎✐✎✐✎✐ Large size 52cm x 12cm Thickness: Approximately 2cm Weight: Approximately 450g Contents: ・Brown rice ・Roasted rice bran ・Coarse salt ・Red pepper (insect repellent effect) How to use: Heat in a microwave at 600W for 1-2 minutes. Increase the time until it reaches your desired temperature. Be careful not to overheat. This can cause burning or fire. The warmth lasts for about 30 minutes. When reheating, please wait 3-4 hours before using again. In summer, you can cool it in the refrigerator and use it as an ice pack. Replace the contents after 1-2 years of use when they become hard. For improving immunity, fertility treatments, warming activities, menstrual pain, gut health, menopause, eye fatigue, insomnia, sleep, neck stiffness, stiff shoulders, cold sensitivity, and cold relief. Because it is handmade, we make it carefully, but it is not perfect like a mass-produced product. Thank you for your understanding. Please note that the color may appear different depending on the device you are using. #RiceBranBrownRiceKairo #EcoKairo #WarmingActivities #FertilityTreatments #ColdSensitivity #StiffShoulders #Menopause #Insomnia #MenstrualPain #GutHealth #EyeStrain #Handmade #Relaxation