Qingdao factory GOTS oekotex 100 OEM Production Recyclable Ultrasonic ice bag with lamination 

Cooler bag price for reference :

Width 36cm Height 36cm Depth 25cm
Non woven fabric handles: 2.5cm x 70cm
Aluminum foil + 2mm EPE + 70gsm non woven fabric
With zipper closure on the top
1.05 USD/PCS FOB CHINA

Cooler bag sample cost:

50 USD. DHL delivery cost included.

Cooler bag MOQ :

1000PCS

Some tips about cooler bag :

The insulated time depends on the thickness of PE foam, can do upto 12mm 
Can put Gel pack to extend the insulated time 
We can produce cooler bag water proof, with plastic film inside (no needle sewed)
Can do vacuum package, for reducing volume of package and saving shipping cost