Product Guide

Kraft vs Poly Padded Envelopes: Which Performs Better?

Kraft or poly outer? Which padded envelope material suits your shipping needs.

3 min readUpdated April 2025

Key differences

Kraft outer: paper exterior. Natural look, printable, recyclable if paper-padded.
Poly outer: plastic film exterior. Waterproof, lightweight, tear-resistant. Not kerbside recyclable.

Quick answer

Kraft for sustainability and professional appearance. Poly for waterproofing. Kraft paper-padded envelopes are recyclable, accept custom printing well, and look professional. Poly envelopes are waterproof but not recyclable. For most UK businesses, kraft paper-padded is the better choice balancing protection, sustainability, and presentation.

Protection comparison

For wet-weather delivery, poly provides moisture protection.

Paper construction resists puncture better than thin poly film.

Kraft at sufficient GSM matches poly durability for postal use.

Eco choice: recyclability or plastic-free.

Sustainability

Kraft paper-padded envelopes are fully kerbside recyclable. Poly envelopes are not. Consumer preference and the Plastic Packaging Tax both favour kraft.

Which to choose

Kraft for: most mailings, e-commerce, branded shipping, eco brands
Poly for: wet environments, waterproof requirements only
From ProcuraPack

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Frequently asked questions

Kraft for sustainability and appearance. Poly for waterproofing.

No, kraft absorbs moisture. Poly is waterproof.

Kraft paper-padded is kerbside recyclable. Poly is not.

Poly is marginally lighter.

Kraft prints well. Poly requires different processes.

Part of our guide

Product Guide: Padded Envelopes

Expert guides on padded envelopes and cushioned mailers for safe, cost-effective shipping.

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