Ratio 308 N Scale Flagstones Effect Material Sheets.
If you are a scratchbuilder or want to modify one of the Ratio N Gauge kits, this is range for you. Ratio's Builder range has been extended here to include all accessory packs from the Trackside range that you can use to this end.
The Builder Series Material Sheet packs contain 4 sheets each 90mm (length) by 75mm (width).