Open box The Zinus Annemarie solid wood bed support slats are uniquely designed to be placed from the head of the bed to the foot to offer superior mattress support. Strong and sturdy wood slats are attractively encased in fabric, offering the best foundation for your spring, memory foam, or Hybrid mattress. The slats are shipped to your door in compact packaging that allows for ease of movement through tight interior spaces, such as stairs and hallways. Worry-free 5- year warranty