Real Wood Window Blind 1.Material:Basswood,Pinus Sylvestris 2.Grade:high quality,common quality 3.Size:customer's requirement ... heat retention during winter. 2. Procuct Photo -- Window Blinds 3. Product Details -- Window Blinds 4. Decorating with Wood Window Blinds 5. Production ... No. 110, Harbin, ChinaFactoryZhenzhushan Xiang, Shangzhi City, Harbin, China natural wood window blind slat