For heavy-duty cushioning when shipping items, the best choice is closed cell foam due to its shock absorption and durability. Other options like air bubble wrap and open cell foam are not suitable for heavy-duty needs. Therefore, closed cell foam is the most appropriate material for providing the required protection.
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For heavy-duty cushioning when shipping items, closed cell foam is the most suitable material due to its durability and shock absorption capabilities. Other options like air bubble wrap are more suited for light-duty tasks, while open cell foam and paper/cellulose do not provide adequate protection. Choosing the right cushioning material is essential for safe transport. ;