hot cold packs *safe and non-toxic *Vasoconstriction and calm *Lower temperature when fever *adjustable,convenient

hot cold packs

1.Printing logo is welcome.

2.Vasoconstriction and calm ,Lower temperature when fever

3.Can be reusable many times

4.It is recycled and environmentally friendly products.

5.safe and non-toxic,adjustable6. It is very convenient to be carried outdoors for travel, camping, sailing in your pocket; 7.It is good warming product in winter and lovely items for winter promotion.

high quality hot cold packs products (factory)