OPP or PE: which bag suits your product?
OPP is crystal clear and stiff, PE is softer and stays more flexible in the cold. On price there is no blanket answer: for the transparent stand-up pouch the OPP version is cheaper at the same size (PE costs 1.6 to 1.8 times as much), for the flat bag LDPE is cheaper (OPP costs 2.0 to 3.8 times as much). In our range PE means LDPE, and there is no minimum order quantity.
Prices net in euros, as of: 2026-10-20. The price in the shop always prevails. Information without guarantee.
The differences according to the product pages
According to the product page, OPP is crystal clear and stiff, has an elegant gloss, holds its shape better and looks more high-quality.
LDPE is softer and stays more flexible even in the cold. For products to be frozen, the product page names the transparent LDPE version as the better choice.
OPP and PE in the range in numbers
| Feature | OPP | PE (LDPE) |
|---|---|---|
| Items in the range | 8 | 30 |
| Bag types | 6 | 10 |
| Transparent (items) | 7 from 8 | 21 from 30 |
| Food-safe (items) | 8 from 8 | 24 from 30 |
| Resealable (items) | 1 from 8 | 19 from 30 |
Counted are items whose main material is OPP and items whose main material is LDPE and not OPP. The bag types are not distributed equally across both groups, which is why the tables below compare bags of the same size.
Transparent stand-up pouch: OPP versus PE at the same size
Both pouches are available in the same sizes. The OPP pouch has the structure OPP25/CPP40, the PE pouch PET12/LDPE110. The structures differ, which affects the price.
| Size (mm) | OPP (ct per piece) | PE (ct per piece) | PE compared with OPP |
|---|---|---|---|
| 85 × 140 | 3.8 | 6.2 | 1.6× |
| 110 × 185 | 5.5 | 9.2 | 1.7× |
| 130 × 225 | 7.2 | 11.5 | 1.6× |
| 160 × 270 | 9.6 | 15.8 | 1.6× |
| 180 × 290 | 11.4 | 19.5 | 1.7× |
| 210 × 310 | 13.8 | 23.9 | 1.7× |
| 250 × 340 | 17.8 | 31.7 | 1.8× |
| 300 × 370 | 23.2 | 40.4 | 1.7× |
Flat bag: OPP versus LDPE at the same size
Compared are the 30 µm OPP flat bag and the 25 and 50 µm LDPE flat bags in the sizes available in both materials. A dash means the size is not available in that thickness.
| Size (mm) | OPP 30 µm (ct per piece) | LDPE 25 µm (ct per piece) | LDPE 50 µm (ct per piece) |
|---|---|---|---|
| 100 × 200 | 2.8 | 1.0 | 1.4 |
| 120 × 220 | 3.8 | 1.0 | – |
When which material makes sense
OPP fits when brilliance, stiffness and a high-quality look matter, for example for sweets or display bags.
LDPE fits when you need a soft, flexible bag, for example for freezing, or when the price per piece decides for the flat bag.
Ordering and custom requests
There is no minimum order quantity, you order in cartons, and with every additional carton the price per carton falls. For printed or custom-made pouches a custom order is possible; the minimum quantity depends on the order.
Frequently asked questions about OPP and PE
What is the difference between OPP and PE?
According to the product page, OPP is crystal clear and stiff, while PE (LDPE in our range) is softer and more flexible in the cold.
Which material is cheaper?
That depends on the bag type. For the transparent stand-up pouch, OPP is cheaper at the same size, for the flat bag LDPE is cheaper. The tables show the prices per piece.
Which bag is suitable for freezing?
According to the product page, the transparent LDPE version is the better choice, because OPP is less soft and not as flexible in the cold.
Are OPP bags food-safe?
8 of 8 OPP items are food-safe according to the item data. The note is on the respective product page.
Is there a minimum order quantity?
No, there is no minimum order quantity. You order in cartons, and from 2, 5 and 10 cartons there are lower prices per carton.
Can I order OPP bags with my own print?
Yes, a custom order is possible for many items. The minimum quantity depends on the order, so you request the order individually.