After-market Accessories

[LexusES09]

Hey all - I'm just wondering what after market accessories people have gotten. Things like window tint, seat covers, etc. Mercedes has a great rear seat cover that's perfect for people with kids as it protects the seat from their mess. Its just a plain cloth cover that looks like it slips on and off easily, would be great for days when I go to the beach with friends. I wish Lexus had that but the only seat covers I can find fitted for Lexus are 3rd party made hideous cow and cheetah print for the front seats. Thanks in advance!