• Organic millet seed thermal bag, size 45x13cm, made in Spain • Can be used for heat by warming in the microwave at 1-minute intervals, checking the temperature and adding a glass of water to maintain moisture • For cold use, protect the bag in an airtight bag and chill in the freezer for 1.5-2 hours • Provides relief for muscle pain, neck pain, lower back pain, menstrual pain, migraines, colic, swelling, and tension • Suitable for relaxation, meditation, warming the bed or hands, and moments of well-being at home • Made with organic millet seeds and quality materials • Multipurpose: pillow-cushion for sofa, reading, resting, or to relieve excess heat in summer • Therapeutic applications: muscle pain, neck, lower back, migraine, colic, muscle relaxation, anti-colic for babies