The Balance 300 FIX 140x200 slatted frame unfolds a calm symphony of support and elasticity thanks to 42 finely tuned springwood slats and seven ergonomic comfort zones, whose individual firmness adjustment in the centre zone intuitively accompanies the body, while internal duo caps silently cushion any torque and the centre belt anchors the perfect balance. Birch plywood slats, glued with low formaldehyde content Cross band stabilises the slat pattern for even pressure equalisation Infinitely adjustable firmness slider, tool-free Suitable for cold foam, latex and pocket spring mattresses