ECO Comfort is the "budget-friendly" Nordic Swan Ecolabel series from Hoppekids. The ECO Comfort series is not modular and therefore cannot be converted into another bed. The bed posts on ECO Comfort beds measure 4.2x4.2 cm The bed sides on ECO Comfort beds measure 8.7x2 cm Bed rail for ECO Comfort beds measures 10x1.6 cm Max mattress height on ECO Comfort beds according to safety standards: 9 cm ECO Comfort beds are available in sizes 70x160 cm, 90x190 cm, and 90x200 cm Available in white, natural, and 6 other colors See and read more about ECO Comfort here ECO Dream is Nordic Swan Ecolabel, simple and popular bed models and accessories gathered in a budget-conscious series with a selection of conversion options. The majority of the beds in the ECO Dream series are modular, but you can also find a handful of non-modular beds. The bed posts on ECO Dream beds measure 5.2x5.2 cm The bed sides on ECO Dream beds measure 8.7x2.5 cm Bed rail for ECO Dream beds measures 6.5x5.2 cm Max mattress height on ECO Dream beds according to safety standards: 9 cm ECO Dream beds are available in sizes 70x160 cm, 70x190 cm, 90x200 cm Some models are available in 4 colors See and read more about ECO Dream here ECO Luxury is a Nordic Swan Ecolabel bed series with higher quality, even better safety, longer durability, and an almost endless selection of models and accessories. All the beds in the ECO Luxury series are modular. The bed posts on ECO Luxury beds measure 6.5x6.5 cm The bed sides on ECO Luxury beds measure: 9x2.5 cm Bed rail for ECO Luxury beds measures: 9x2.5 cm Max mattress height on ECO Luxury beds according to safety standards: 12 cm ECO Luxury beds are available in sizes 70x160 cm, 90x190 cm, 90x200 cm, 120x200 cm You can choose between straight & angled ladders for your ECO Luxury bed Ladders for ECO Luxury beds have cutouts that provide better foot support For ECO Luxury beds, you can choose a version with a flexible slatted base for increased sleeping comfort There is a lifetime guarantee on manufacturing defects on all ECO Luxury products See and read more about ECO Luxury here