How to find the right hat size?
This is a way to get the best fit for the hat you are about to purchase. Below is an easy to use chart for finding the best sized hat for your head .It will help you find both 1/8 sizing and S, M, L, and XL.
Use the information below to convert inches to hat sizes, both ExactFit (1/8 hat size) and Easy Fit (S, M, L, and XL).
**Note: You will need a tape measure.**

Step 1: Measure your head with a tape measure. Fitting should be comfortable, about one inch above your ears.
Step 2: Take note of your measurement.
Step 3: The chart below will help you convert inches to hat sizes, both True Fit (1/8 hat size) and Easy Fit (S, M, L, and XL).

Glass Tattoos important information.

The following vehicles will not work with our 'Rearz' product but you can still measure your window and give us a call for a custom Tatz (surcharge will apply).

This product is not to be applied to any other window of the vehicle as it may significantly obstruct visibility and create a significant safety hazard. Do NOT operate windshield wipers on glass with the window graphics installed. This could damage both the window graphic as well as the wiper. Installing this product may reduce or impair visibility.

WARNING: State and Local laws may prohibit the use of window film being installed on your vehicle. Please check your local and state regulations to verify that the use of this product is approved. This product is to be applied to the OUTSIDE of the rear window ONLY. This product is not to be applied to any other window of the vehicle as it may obstruct visibility and create a safety hazard. This product requires trimming with a sharp razor blade. Use extreme caution when using any sharp objects as they can cause severe injury. Take extreme care not to damage any surrounding area of the vehicle when trimming the excess. Install this product only in strict accordance with the provided instructions. Installing this product may reduce or impair visibility.

Warranty
IN-concept products are manufactured under quality control standards and are guaranteed to be free from defects in material and workmanship. Any material that is shown to be defective upon receipt of the product will be replaced without charge.

LIMITATION OF LIABILITY; INDEMNIFICATION
PURCHASER AGREES THAT IN NO EVENT SHALL IN-CONCEPT BE RESPONSIBLE FOR ANY DAMAGES BEYOND THE REPLACEMENT OF ANY DEFECTIVE PRODUCT IN ACCORDANCE WITH THE PRECEDING WARRANTY, AND THAT IN NO EVENT SHALL IN-CONCEPT BE LIABLE OR RESPONSIBLE FOR DAMAGES OF ANY KIND WHATSOEVER THAT MAY RESULT FROM THE USE OR INSTALLATION OF THIS PRODUCT. PURCHASER SHALL INDEMNIFY IN-CONCEPT AGAINST ANY CLAIMS MADE AGAINST IN-CONCEPT BY ANY OTHER PERSON RESULTING FROM PURCHASER'S USE OR OWNERSHIP OF THE PRODUCT. IF PURCHASER DOES NOT AGREE TO THESE TERMS, PLEASE RETURN THE PRODUCT IN ITS ORIGINAL PACKAGING WITHIN THIRTY (30) DAYS FROM THE DATE OF PURCHASE FOR A FULL REFUND.