Flexible and Straight Tracks : Set 7499-1 | BrickLink
Amazon.com: LEGO City Tracks 60205-20 Pieces Extension Accessory Set, Train Track and Railway Expansion, Compatible with LEGO City Sets, Building Toy for Kids, Great Gift for Train and LEGO City Enthusiasts :
LEGO 7499 Flexible & Straight Tracks AND 7895 Switching Tracks - New and Sealed! | eBay
LEGO 7499 Flexible and Straight Tracks | Brickset
Lego City 7499 'Flexible And Straight Tracks' Unboxing, Speedbuild and Review. - YouTube