Packing : Multiple board case. Specifications Material: 316 SS316 stainless steel security window screen / Anti-bullet wire screen Use for protect and decorate your house Matt black color, 0.8mmx11mesh SS316 stainless steel security screen / Stainless steel Security Screen Security screen that guards your house against theft, and keep fresh air enter your house, with modern matt black decorative color. Specification Mesh: 11meshx 0.8mm, Sheet Size: 750mm x 2000mm: 2400mm) 900mm x 2000mm( 2400mm) 1200mm x 2000mm( 2400mm) Surface treatment: Black powder coated, Gray powder coated Gurantee period : ten years HEBEI HONBAK METAL PRODUCTS CO., LTD Contact me: MSN: cuishuaiyi( at) hotmail.com E-mail: cuishuaiyi( at) sina.com Skype: cuishu aiyi Tel: 0086-318-7755333 FAx: 0086-318-7755444 Mobile: + 86-15030130246