180oz Rust-Oleum RockSolid Polycuramine Garage Floor Coating Kit (up to 500 sq ft) $170 + Free Shipping

Vera Tools via Amazon [amazon.com] has 2.5 Car Garage Rust-Oleum RockSolid Polycuramine Floor Coating Kit (Dark Gray; 317284) on sale for $169.99. Shipping is free.

Product Description from Amazon[list][*]Durable, polycuramine concrete coating works on interior concrete surfaces including garage floors, workshops, basements, family rooms and more