Amazon has LEGO City 7499 Flexible Tracks Set for $16.32. This is 18% off from the regular price of $19.99. Free shipping with a $35 order or free 2-day shipping with Amazon Prime.

• Make your trains go even farther
• There’s no obstacles to making your engine go around awkward shapes – or anywhere – with this set of 8 straight and 16 flexible tracks
• Note: Tracks do not conduct electricity and therefore are not compatible with LEGO 9V trains