E-Z Track System - Snaps Together, Stays Together on Floors, Tables & Carpets Set Up is Quick, Easy and Fun - No Nails, Screws, or Special Tools Needed Nickel Silver Rail with Gray Roadbed, Designed to Provide Excellent Conductivity and Durability HO Scale 1:87 - Modeled From AAR Track Engineering Dimensions Five Pieces Of Track Make Up One-Quarter (90 degrees) of a 56” Diameter Circle Easy to Use For Both Temporary and Permanent Train Layouts