Wood Vertical Blinds are available with flat 3.5" vanes or 4" s-curve vanes. They are manufactured with extraordinary craftsmanship and fabricated with the highest quality components, making these wood vertical blinds the finest wood vertical blinds on the market. Our Flat Wood Vertical Blinds are made from 100% basswood and manufactured to resist bowing and warping. The Flat Wood Vertical Blinds are offered in 8 UV protected environmentally friendly finishes.