... effectively improve blood circalation,promote metabolism,and clear the meridians,thin waist,US abdomen,legs,also slim your curves,beautiful. Directions: Firstly ... on the self-heating part of the waist belt.Then directly fixed the waistbelt to waist joints hightly.Usually after 15 minutes ... skin. You can also not wipe the water on the waist belt,and just need longer time.It is recommended to ...