Add a concrete tunnel portal over any HO scale track. Color with Earth Colors™ Liquid Pigment. Outside: 5 5/8" W x 4 7/8" H (14.2 cm x 12.3 cm) each / Inside: 2 11/16" W x 3 11/16" H (6.82 cm x 9.36 cm)...

Use Blended Turf as a lush green base covering over pigmented terrain. It is colorfast and blends naturally with other foliage. Use for any scale. One 21.6 in3 (353 cm3) Bag covers approximately 2,000 in2 or 14 ft2 (130 dm2)

Highlight and accent trees and landscape to add color variations. It is colorfast and blends naturally with other foliage. Use for any scale. One 57.7 in3 (945 cm3) Shaker covers approximately 5,342 in2 or 37 ft2 (343 dm2)

Models medium to high ground cover, such as bushes, hedges, shrubs and trees, and is the perfect product to make medium to large trees. Use for any scale. FC147 - Bushes Dark Green Bag - 21.6 in3 (353 cm3)

Models medium to high ground cover, such as bushes, hedges, shrubs and trees, and is the perfect product to make medium to large trees. Use for any scale. FC149 - Bushes Forest Blend Bag - 21.6 in3 (353 cm3)

Models medium to high ground cover, such as bushes, hedges, shrubs and trees, and is the perfect product to make medium to large trees. Use for any scale. FC148 - Bushes Forest Green Bag - 21.6 in3 (353 cm3)

Models medium to high ground cover, such as bushes, hedges, shrubs and trees, and is the perfect product to make medium to large trees. Use for any scale. FC145 - Bushes Light Green Bag - 21.6 in3 (353 cm3)

Models medium to high ground cover, such as bushes, hedges, shrubs and trees, and is the perfect product to make medium to large trees. Use for any scale. FC146 - Bushes Medium Green Bag - 21.6 in3 (353 cm3) 

Models medium to high ground cover, such as bushes, hedges, shrubs and trees, and is the perfect product to make medium to large trees. Use for any scale. FC144 - Bushes Olive Green Bag - 21.6 in3 (353 cm3)

Models medium to high ground cover, such as bushes, hedges, shrubs and trees, and is the perfect product to make medium to large trees. Use for any scale. Six realistic colorfast colors. Attach to Tree Armatures with Hob-e-Tac®. Use Scenic Glue™ to attach to layout. Purchase The Complete Guide to...

Use Ballast and Coal for any scale to model realistic railroad track, gravel roads, crushed rock and stones, hopper loads and coal piles. Available in several colors and sizes, you can mix and match for a superior realistic effect. Ballast and Coal are lightweight...

Model scorched grasses, moss and weeds. Add texture and color variation to trees and scenery, and provide a smooth transition from low ground cover to medium and high ground cover. 21.6 in3 (353 cm3)

Model scorched grasses, moss and weeds. Add texture and color variation to trees and scenery, and provide a smooth transition from low ground cover to medium and high ground cover. 57.7 in3 (945 cm3)

Use Ballast and Coal for any scale to model realistic railroad track, gravel roads, crushed rock and stones, hopper loads and coal piles. Available in several colors and sizes, you can mix and match for a superior realistic effect. Ballast and Coal are lightweight...

Woodland Scenics Fine Turf - Highlight and accent landscape to add color variations. It is colorfast and blends naturally with other foliage. Use for any scale. One 21.6 in3 (353 cm3) Bag covers approximately 2,000 in2 or 14 ft2 (130 dm2)

Highlight and accent trees and landscape to add color variations. It is colorfast and blends naturally with other foliage. Use for any scale. One 57.7 in3 (945 cm3) Shaker covers approximately 5,342 in2 or 37 ft2 (343 dm2)

Incline/Decline Sets are the ideal way to alter the elevation of your track quickly and easily. Each set includes the high-density foam pieces necessary to raise or lower the elevation of your track. Incline/Decline Sets come in either 2%, 3% or 4% grades. Sets...

ST1412 - 2% Incline/Decline Starters - 8/pkg - each piece elevates from 0 - 1/2" (0 - 1.27 cm) within 24" (60.96 cm) and measures 2 1/2" w x 24" l (6.35 cm x 60.9 cm) ST1413 - 4% Incline/Decline Starters - 4/pkg -...

Use Ballast and Coal for any scale to model realistic railroad track, gravel roads, crushed rock and stones, hopper loads and coal piles. Available in several colors and sizes, you can mix and match for a superior realistic effect. Ballast and Coal are lightweight...

Risers are generally used with Incline/Decline Starters to create varying grades on your layout. Risers are easily flexed to form curves and work on plywood or foam bases. To install, pin in place with Foam Nails and attach with Foam Tack™ Glue or Low Temp...

Static Grass Flock is a fiber product that models grass and/or weeds. It is available in six colors and can be used alone, or with Fine Turf. Place under trees, along ditches or as forest litter. Attach with  Scenic Cement. Purchase the The Complete Guide to...