The box spring is designed for all types of mattress. It enhances sleeping comfort, provides optimum support and ensures proper air circulation for the mattress, HIGHLIGHTS: 36 wooden birch slats, Stable construction (the frame is screwed together), Ensures optimum support and good air circulation for the mattress,, Standard size, Made in Europe, TECHNICAL FEATURES: Overall dimensions: 140x200cm, Distance between slats: 4.6 cm, Material: birch wood, Assembly with screws, Do-it-yourself assembly, Photos of items as accurate as possible, but remain non-binding, as colour nuances and material rendering presented on screen may differ from reality.