Full-grain real plantation grown teak tops with a 1 1/8” edge profile, screwed deep with reinforced slats.. Commerical Teak is the only wood we would recommend using outdoors. Keep your patio looking classy wood with inviting wood grain. Our Slatted teak tops are fabricated, then weathered and sanded again to remain smooth in use. These are natural unfinished tops and will weather to a silver grey unless you use tak oil to kee it golden. Heavy duty construction assures long service life. Mortise and tenon construction, screwed and glued, blocked and pinned.