How much does this cost to the nearest dollar?

Fitnessandfun 30ft Seamless Inflatable Projector Movie Screen Outdoor Front and Rear Mega Theater Screen for Outside, Parties, Activities and Churches (30ft with Blower)
✔ SEAMLESS FRONT AND REAR PROJECTOR SCREEN This Mega projection screen has no seam special material cloth make your movie awesome. You no longer have to worry about the splicing of the screen that will affect the viewing experience. ✔ SIMPLEST SETTING UP OUTDOOR MOVIE SCEEN The white screen is non detachable for convenient setting up, because the screen is very huge, if the screen is detachable it will add your installation job. Just Plug the blower and see it inflates quickly, then make it stand up. ✔ ATTRACTIVE OUTDOOR MOIVE THEATHER SCREEN This huge movie screen

Price is $500.00

Price: $499.99