? Natural Spruce Wood? This sliding door is made of selected spruce wood. Spruce wood has a beautiful surface texture and a glossy wood surface. The texture is fine and has good toughness, which can satisfy your desire of wanting to use it for a long time. It also has some sound insulation, heat insulation and deodorization. ?? Sturdy Hardware Kit? The hardware components and door handles of this hanging rail barn door are polished to provide scratch-resistant protection, sturdy and moisture resistant, not easy to rust. With a long service life, you can continue to use the single track barn door for years to come. ?? Trackless Sliding? The premium rollers on this flush barn door ensure quiet sliding and flawless performance after extended use, while the trackless design is easy to clean and remove. ?? Waterproof and Scratchproof? The coating used on this solid wood door panel can effectively waterproof and prevent stains. General stains can be quickly wiped clean with a rag, which is easy to maintain and prevents unsightly scratches. Glue and paint coloring performance is good, no cracking when nailing. ?? Dimensions? Width:30″/36″/42″, Height:84″, Thickness:1.375″, Solid Core Thickness:0.5″. ?? Easy Installation? Vertical Panel Wood Barn Door is very easy to install, we have pre-drilled the holes for the key parts, you can assemble it successfully with absolutely no effort. Color: Brownish Gray / Gray / Natural. Special Feature: Waterproof and Scratchproof; Trackless Sliding. Product Dimension: Width:30″/36″/42″, Height:84″, Thickness:1.375.