Select options Fixed Slat Bases $225.00 – $450.00 Neutral taupe colour suede cover goes with all décor. Ideal for triple sheeting. No need for valance or bedspread. Choice of 50, 100 or 150mm castors or Glides. 9 each for Queen and Double. Queen has 13 Slats and 22 suppport blocks. Strong, durable and good support for the mattress. You will NEVER have a structural problem with this base. It also allows plenty of ventilation unlike many companies bases with fewer slats and a solid sheet on top.