Check online prices on the 10-foot x 20 foot here:
https://amzn.to/37SK8GR

ShelterLogic 10′ x 20′ x 8′ All-Steel Metal Frame Peak Style Roof Instant Garage and AutoShelter with Waterproof and UV-Treated Ripstop Cover

DURABLE FRAME: Made from an all-steel metal 10 x 20 x 8-feet frame that is 1-3/8 inches thick, providing strength and stability
MADE TO LAST: Bonded with a premium powder-coated finish that prevents chipping, peeling, rust, and corrosion
WATERPROOF COVERAGE: Sandstone cover is durable and made from an advanced triple-layer ripstop that is waterproof and UV-treated to resist fading
SHELTERLOCK: Patented ShelterLock stabilizers ensure rock solid stability that delivers a stable, more durable shelter
RATCHET-TITE Cover tensioning system ensures a drum tight cover that keeps it tight and neat looking
EASY SLIDE CROSS RAIL SYSTEM: Locks down and squares up frames for initial and continuous frame to fabric fit
ASSEMBLY: ShelterLogic recommends 2 people for this project and approximately 6 hours of time set aside to complete
ASSEMBLED DIMENSIONS AND WARRANTY: Exterior- 10′ x 20′ x 8′ Interior- 9’7″ x 19’7″ x 8′ 1 year limited warranty