TPU Vacuum Compression Storage Bag | IP67 Waterproof | Save 50% of Suitcase Space | Essential for Business Travel [What makes TPU material superior to ordinary compression bags?] Unlike cheap PVC compression bags (which have unpleasant odors, are prone to cracking, and turn stiff in low temperatures), our compression bag features a dual-layer structure: food‑grade TPU inner layer + durable non‑woven outer layer. ✅ Food‑grade TPU, non‑toxic & odorless – safe for mothers and babies ✅ Reusable 50+ times – saves money in the long run ✅ IP67 airtight & waterproof – keeps clothes dry at all times ✅ Stays soft even at -20°C – no hardening or brittle cracking [50% space saving – data speaks for itself] Take the 34L capacity as an example: Before compression – holds 6 thick sweatshirts + 2 pairs of jeans. After compression – volume shrinks to 1/2 of its original size, easily fitting into a corner of a carry‑on suitcase. With a vacuum pump, you can pack double the clothes in your luggage. [5 sizes for every trip] 9L – underwear / socks / cosmetics 16L‑17L – standard carry‑on size (Carry‑On Approved) 28L – winter thick clothes / down jackets 34L – checked luggage ideal (Checked Bag Ideal) 41L – family travel / large items [How to use] Fold clothes and place them into the bag Close the IP67 airtight zipper – leave no gap Press out air by hand or use a pump for rapid deflation Seal the zipper and put the bag into your suitcase Pair it with our 1300mAh portable air pump – it takes just 30 seconds to empty a 34L compression bag. [Why choose us] ✅ Food‑grade TPU material ✅ IP67 waterproof airtight zipper ✅ Reusable 50+ times ✅ 5 sizes cover all scenarios [Product specifications] Material: Food‑grade TPU (inner layer) + Non‑woven fabric (outer layer) Waterproof rating: IP67 – fully dustproof and waterproof Sizes available: 9L / 17L / 28L / 34L / 41L