Rock Planting Slab - Medium 18" x 10.5" x 1"

Specially designed Rock Planting Slab for bonsai. Designed by Bonsai Boy and made by a top artificial rock manufacturer. Our rock slabs are made of commercial grade GFRC (glass fiber reinforced concrete) mixture and features three built in drainage holes with a raised lip around the planting area and of course, all the look and feel of a real rock. 18. 0" x 10. 5" x 1. 0", 3 drainage holes, Raised lip around planting area, 9 lbs