Pocket warmer with removable cover to heat or relieve thanks to the flax seeds will accumulate and redistribute the heat. Hot: Take off my cover and place me, i.e. 1mn30 to 2mn in the microwave at 800W maximum with a glass of water to moisten and not to burn the flax seeds, heat me gradually. Either in the oven at 80 ° or 100 ° maximum. Or put me on a radiator or in front of the fireplace. Warning: always check the temperature of your hot water bottle before taking it in your hand Put my cover on again. The heat is gentle and does not burn. If you have essential oils, a few drops are enough when I am hot Cold: Take off my cover and place me 3 hours in the refrigerator or 30 minutes in the freezer. This will relieve you of a sprain or muscle problem. Only my cover can be machine or hand washed and I must store in a dry place to make me last Composition: Cotton from organic farming and organic flax seeds Dimensions: 12X9cm Several patterns and colors are available . Limited edition, our fabrics vary according to the collections Handmade in Gironde #cotonbio #manufacturer #Gironde #faitmain #artisanale #zerodechet #circuitcourt #nouvelleaquitaine #lavable #reusable #durable