operating system
Abbreviated "OS", an operating system is software that provides the user with an interface as well as hardware support and support to run and use applications. Operating systems also accept input and display output by communicating with hardware and interacting with any respective applications or system software that might be using that hardware.
The Urban Dictionary Tee

Happy that this tee is comfy and fits well. I wish the sentence was on the back too.
My wife absolutely loves her new T-shirt.
This looks like a weird design but it looks cool
Review Details
Pro Customization
Create unique products with your own words and definitions
Live Preview
Personalize Your Design
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| Key | Value (click to copy) | 
|---|---|
|  Copied! | copiedKey = null, 1500);
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Return Policy
Made Just For You
Each product is custom-printed with your unique text, making it truly one-of-a-kind.
Defect-Free Guarantee
If your product arrives with printing defects, damage, or quality issues, we'll send you a free replacement.
Custom Orders
Due to the personalized nature of your order, we don't accept returns for change of mind or sizing issues.
Questions about your order? Contact our support team for assistance.
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Size Guide
Measurements may vary by up to 2" (5 cm). Pro tip: Measure one of your t-shirts at home and compare!
A - Length
Measure from the top of the collar to the bottom hem
B - Width
Measure across the chest from armpit to armpit
Size Chart
| Size | Length | Width | 
|---|---|---|
| XS | 27" | 16½" | 
| S | 28" | 18" | 
| M | 29" | 20" | 
| L | 30" | 22" | 
| XL | 31" | 24" | 
| 2XL | 32" | 26" | 
| 3XL | 33" | 28" | 
| Size | Length | Width | 
|---|---|---|
| XS | 69 cm | 42 cm | 
| S | 71 cm | 46 cm | 
| M | 74 cm | 51 cm | 
| L | 76 cm | 56 cm | 
| XL | 79 cm | 61 cm | 
| 2XL | 81 cm | 66 cm | 
| 3XL | 84 cm | 71 cm |