Not every bag survives the freezer — pick the wrong one and it can go brittle and split, ruining the product inside. Here's which bags you can freeze, how long each lasts, and how to choose for your needs.
Bags you can freeze
How long can each be frozen?
| Packaging | Freezer life |
| Ice bags (LLDPE) | Long term: 12+ months |
| Poly bags | Short–medium: ~3 months |
| Resealable bags | Short–medium: ~3 months |
| Poly tubing | Short–medium: ~3 months |
Ice bags last longest because LLDPE stays flexible at freezer temperatures. Standard poly, resealable bags and tubing turn brittle if frozen too long and can crack when handled — fine for a few months, not for long-term storage.
How easy is it to get the product out?
If you need regular access, resealable bags are easiest to open and re-close. For irregular or bulky items, poly tubing lets you cut and seal a custom length.
What quantity do you need?
Ice bags and poly bags come in cartons (often 1,000–2,000), while poly bags also come in smaller packs of 50–100 — ideal if you want to test before committing. Resealable bags come in cartons of 500–1,000. Larger bags generally have smaller minimum-order quantities; small bags come in bigger packs.
FAQ
Can you freeze ordinary poly bags?
Yes, for up to about 3 months. Beyond that they can become brittle — switch to LLDPE ice bags for long-term storage.
What's the best bag for long-term freezing?
Ice bags (LLDPE) — rated for 12+ months in the freezer.
Are resealable bags freezer-safe?
Yes, and they're the easiest for repeated access, for storage up to a few months.
Shop freezer-safe bags
Browse ice bags, resealable bags, poly bags and poly tubing at QIS Packaging. Not sure what suits? Call 1800 555 343 or email info@qispackaging.com.au.
