K2 Main Item Image Quality is Poor

Dears

All k2 items images quality are low in my website , other images are with high quality please find below examples:

http://www.axis-supplies.com/products/j ... -an-toubza
http://www.axis-supplies.com/products/j ... uni-keshra
http://www.axis-supplies.com/products/p ... -jerusalem

Thank you

To display article header image "Item Large image width (in px)" image size is used. You can modify it's value in k2 settings , "Images" tab.

Thanks dear , you were really helpful in the last couple of days and i really appreciate it and your quick replies
Have a great day

If you have any additional questions regarding this topic, please let me know.