Can ya be a bit more vague?

 

Ok ok. I deserved that, it looks like a retractable windshield shade. It is 54 1/2 inches long.

Could just be a cargo cover...

ok. How do I install it?

 

Could just be a cargo cover...

 

Could use a picture.

 

Is it an umbrella ??

 

Probably a cargo shade that fastens across and behind the 2nd row seat and the cover extends to the rear of the cargo area. 2008-2020 Toyota Sequoia OEM NEW Rear Retractable Trunk Area Privacy Shade Security Tonneau Cargo Cover Gray 2008-2019 Toyota Sequoia PT311-0C080-11 | Boch Toyota South

 

could be 2000 lb of drugs wrapped in a tarp.... but the drug folks would have told you by now...