HiathiryCustom Hats Add Photos/Logo/Text to Design Your Personalized Baseball Cap for Men & Women Adjustable

Why won't the "Customize" tab open? Just swirls and swirls.

Why do you guys charge shipping per hat. I want to order 100 hats & the shipping cost is over $400.00. Why is that??

Is the logo embroidered onto the cap

Will the image be printed with a transparent background? I uploaded an image that has no background, but the preview hat shows a white background.