# The mailer that thinks it’s a box.

The WaveKraft® Mailer opens wider, packs faster, and protects better. Without the bulk of a box.

### Talk to a specialist
If you’re looking to improve your customer experience, bolster packaging performance, reduce total costs, or move away from plastic, we’d love to talk.

## A better shipping vessel.
Recyclable padded mailers built for faster fulfillment—reducing freight costs and inventory without sacrificing protection.

## Performance that delivers
WaveKraft Mailers protect fragile and high-value goods with 50–80% better shock absorption than standard paper or poly mailers, maintaining shape under pressure and stacking. Tested in our ISTA® certified lab.

## Operations that accelerate
Compared to boxes, one-piece mailers free up storage space and simplify the pack-out process for more efficiency and speed in high-throughput fulfillment operations.

## Sustainability that performs
Made with paper from FSC-certified suppliers, WaveKraft Mailers are curbside recyclable and MRF-friendly, delivering clean pack-outs, a clean unboxing experience, and paper-based protection people trust.

## Powered by WaveKraft.
WaveKraft is TemperPack’s paper-based insulation platform—engineered to deliver cushioning and structural protection that bubble plastics and corrugated can’t match.

### Stronger by design.
WaveKraft Mailers are built from engineered WaveKraft material and a gusseted structure that balances strength, flexibility, and sustainability.

**Mailers Sizes**  
**#2 Mailer**  
10.25”W × 12.5”L (outer dimensions, flap closed)  
8.5"W x 12.5"L (inner dimensions, flat)  
  
**#5 Mailer**  
12.25”W x 15.5”L (outer dimensions, flap closed)  
10.5”W x 15.5”L (inner dimensions, flat)  
  
**#6 Mailer**  
14.25”W x 18.5”L (outer dimensions, flap closed)  
12.5”W x 18.5”L (inner dimensions, flat)

**Key specs**  
- ¼” paper-based cushioning standard  
- 2.5" flap size  
- Tested for drop and crush durability  
- Ships flat for efficient storage  
- Patent pending

## Protective doesn’t have to mean plastic.
Curbside recyclable and made with paper from FSC-certified mills.

50%-80% better shock absorption than poly or standard padded mailers.

## Engineered for protection across industries and channels.

### Flexibility at any volume.
Whether you order finished mailers or produce them in-house, WaveKraft adapts to your volume, timelines, and growth.

### Superior material performance
WaveKraft delivers better protection of fragile and perishables good than traditional padded mailers or corrugated. Proven in our ISTA® thermal transport lab.

#### Energy Dissipation
Drop testing shows that products protected by WaveKraft experience less impact force and more likely to arrive safely.

### Frequently asked questions

**What sizes do you offer in the recyclable padded mailer?**  
TemperPack mailers are available in three standard sizes: #2, #5, and #6. Dimensions for each mailer are: #2 mailer is 10”W x 12”H, #5 mailer is 12”W x 15”H, and #6 mailer is 14”W x 18”H. We offer custom mailer sizes for large quantity orders.

**How is TemperPack’s mailer different from traditional mailers and other recyclable padded mailers?**  
Traditionally, protective mailers used plastic bubbles for padding, either as a plastic padded mailer or encased in a paper mailer. These protective mailers are not widely recyclable because of their plastic content.

**Do TemperPack mailers pass ISTA 6 Amazon Overbox testing?**  
Yes, TemperPack mailers have passed independent lab testing in accordance with the ISTA 6 Amazon Overbox test protocol, which ensures packaging can survive e-commerce fulfillment.

**Are TemperPack mailers considered recyclable by How2Recycle®?**  
Yes, our mailers are certified rated "widely recyclable" by How2Recycle. Mailers are made with 50% recycled paper content and our paper is sourced from FSC-certified paper mills.

**Can I replace a small box with a padded mailer?**  
Yes, you can with a TemperPack padded mailer. Our mailer’s innovative structure and gusset design lets you place round items inside, which previously could only fit inside a box.

**What is the gusseted design on the TemperPack mailer?**  
The gusset design allows the mailer to expand its shape by turning a flat design into a three-dimensional shape that can hold more items and rounder items.

**What types of items can be shipped in a TemperPack recyclable padded mailer?**  
Our mailer offers more internal capacity than other recyclable and standard mailers because of its unique gusseted design and WaveKraft material.

**Can I customize or print on TemperPack’s recyclable padded mailer design?**  
Yes, color printing is available on our padded mailers, minimum order quantities do apply.

**How do I order TemperPack mailers?**  
Simply fill out our contact form and we will get back with you shortly.