Woodland Scenics ST1478 Track-Bed Sheet, 12" x 24"

This is an N Scale 3mm x 12" x 24" Track-Bed Super Sheet from Woodland Scenics. Durable non-absorbent black foam material Conforms to all applicable NMRA standards Sound-deadening and vibration-cushioning for quieter, smoother operation. Flexible material may be tacked or glued down and won't dry out or crumble. Great underlayment for multi-track yards, switches, loading areas and sidings. « less