We manufacture European, US standard roofing slate, walling and flooring slate (natural slate and culture stone). Feature: Color: grey/black, green, rusty, yellow Size: 500 x 250mm, 400 x 200mm, any size First grade with low price for exporting UK, the USA directly. Welcome to inquiry us. Packing:Wooden crateRoofing slate, black roof slate, roofing slate and walling slate, chinese roofing slate, roof slate, culture stone, flooring slate, natural slate, slate tile