Thermos bottle rubber water injection winter warm portable hand warmer treasure water injection storage bagdescribe:Material: RubberSize: 34*18*2cm/13.38*7.09*0.79inchColor: Random (blue, green, red)feature:Made of high quality safety material.Striped non-slip design.It's nice to stay warm.Fill the bottle with warm water from the faucet and place it between the sheets to keep your feet warm at night. It's also great for keeping warm while throwing.Heat and cold therapy can help relieve pain and promote healing. Leave the bottle on the affected area for 10 to 15 minutes every hour. The flexible bottle will conform to your body.notes:Due to manual measurement, please allow 1-2cm errorThe item colors shown in the photo may appear slightly different on your computer monitor because the monitor is not calibrated the sameThe package includes:1* Rubber thermos

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