Function:
1. size:22*14cm; material: PE&NYLON; weight:160g                                      
2. easy to use, can reach 43, long time hot-last for about 40 minutes                       
3. non-toxic, non-caustic, disposable

Use:
1.Locate inner liquid pouch at the arrows and squeeze firmly to rupture            
2.Shake to mix contents

Application:
1.this instant hot pack can release heat within 5 seconds, convenient to use while driving, traveling, fishing, hiking, or camping.                   
2.appilcation range:
(1) pain, coma, swelling caused by rheumatism, arthritis, acne, fatigue,etc.
(2) diarrhea, bellyache etc after catching a cold
(3) dysmenorrhea, post partum abdomen recover