Not really sure of your process but if you are using filters in Illustrator or similar program, I would avoid using those. Its better to make all those FX by hand. Otherwise you'll get some weird pieces of stuff.
It's the vector file - .eps The font and stars are vector.
Sure I compare what is available on stock and see that my product is the best in its category!
The reason for the rejection is - JPG quality issue. I read all the requirements and my files meet them! Size -12500 × 8333 No problems with lines No problems with texture No raster images in vector file