• 30L large thermal insulation bag outdoor refrigerator waterproof thick aluminum foil cold storage ice bag portable takeaway box meal delivery box
  • 30L large thermal insulation bag outdoor refrigerator waterproof thick aluminum foil cold storage ice bag portable takeaway box meal delivery box
  • 30L large thermal insulation bag outdoor refrigerator waterproof thick aluminum foil cold storage ice bag portable takeaway box meal delivery box
  • 30L large thermal insulation bag outdoor refrigerator waterproof thick aluminum foil cold storage ice bag portable takeaway box meal delivery box
  • 30L large thermal insulation bag outdoor refrigerator waterproof thick aluminum foil cold storage ice bag portable takeaway box meal delivery box
30L large thermal insulation bag outdoor refrigerator waterproof thick aluminum foil cold storage ice bag portable takeaway box meal delivery box
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Question: Which is better, foam insulation box and insulation bag zhidao.baidu.com

Answer: The thickened foam box is well sealed, and the heat preservation effect is more ideal when used with technology ice.

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