Frequently Asked Questions
What is my size?
The face mask should always cover your nose, mouth and chin.
These charts will help you chose your size.
Most of the time Size L is ideal for most Men, Size M ideal for most Women and Size S ideal for most Youth, but for a more accurate size use a combination between Weight Measurement and Eye-Chin Distance Measurement below.
The size of the face is strongly defined by your weight, this makes it a great measurement tool for face masks.
- Weigh yourself on a scale.
- Choose a size below according to your weight.
Over 75 kg
Eye-chin distance measurement
For a more accurate selection, measure your eye-chin distance.
- Use a ruler or a measuring tape in front of a mirror by yourself or with help, and measure the vertical distance between your lower eyelid and your chin.
- Choose a size below according to your measurements.
Eye-Chin Distance (cm)
Shipping and Returns
We ship from Perth, Western Australia.
*Due to COVID19, shipping times have been affected.
We’re working hard to deliver as quickly as possible. Thank you for your patience.
Shipping within Australia
We offer free express shipping Australia-wide. (4 business days – COVID-19 delays may occur)
Shipping Internationally by Australia Post to Asia, Europe and North America.
If you are located in Latin America, please visit dietzen.co
Free Standard international shipping when you spend more than $60 (USD)
Standard international post: A$25 (21 to 28 business days – COVID-19 delays may occur)
Express International courier: A$45 (7 business days COVID-19 delays may occur)
*Please be aware if you are European costumer, customs might charge you a handling fee.
We want you to be completely satisfied with your order, however due to the hygenic nature of this product, masks can not be returned.
We also, strongly recommend, you buy one item to evaluate the size before you decide to buy personilised masks or more than three masks, to make sure it fits properly.
- If you received a defective item, please notify us within 7 days of receipt via email@example.com
- Please explain nature of defect and include photos or video.
If you pre-ordered we have great news, face masks will start to be shipped from the 4th of March 2021.
My order has not arrived
If you order has not arrived after the estimated shipping time,
please contact firstname.lastname@example.org with your order number.
The most environmentally–friendly option is a reusable cloth mask.
Wash your mask with warm soapy water or include your it with your regular laundry and allow to air dry.
Use a pressing cloth to iron the mask at low temperature.
Do not bleach
Iron, low temp.
Do not tumble dry
Wash at or
Do not bleach
Iron, low temp.
Do not tumble dry
Lafayette’s Laftech Repellent Technology repels water and prevents the passage of accidental splashes.
To ensure the correct performance of the anti fluid technology, the user must follow the care instructions.
What is Laftech Repellent Technology?
Our fabric prevents the absorption of liquids.
We use Universal V-SAFE fabrics from Lafayette Colombia,
one of the leading companies in fabric technology in Latin America.
This fabric has Laftech Repellent Technology that repels liquids and protects against accidental splashes, keeping the user dry.
This makes it ideal for face masks, keeping any wet particles, dirt or dust away. It also comply with the AATCC STANDARD 22 that measures the ability of a textile to repel water particles.
To ensure the correct performance of the anti-fluid technology, the user must follow the care instructions.
How to use a mask?
Always make sure your hands are clean!
Make sure you hands have been cleaned with alcohol-based hand sanitiser or soap and water before you put your mask on.
Make sure the mask covers your nose, mouth and chin and there are no gaps between your face and the mask.
Make sure you do not touch the mask while using it, unless your hands are cleaned first with alcohol-based hand sanitiser or soap and water.
Make sure you remove the face mask from behind. Do not touch the front. Your hands
should first be cleaned with alcohol-based hand sanitiser or soap and water.
How to adjust the mask's straps?
The adjustable straps keep the mask in place. Follow the steps below to adjust the straps correctly.
01. Locate the slide adjuster on the strap
02.To tighten a loose mask
03. To loosen a tight mask
Warning and safety precautions
This is not a medical device.
DIETZEN makes it clear that this face mask is not a medical device. It is not for medical use, it should not be use in an industrial or medical setting and that it does not guarantee protection against viral or bacterial infections.