Made from bamboo strands that are combined with earth-friendly adhesives, the Synergy floating floor installs quickly and easily. Though it is only 4 millimeters thick, it features a wear-layer of strand bamboo and a cross-ply bamboo core so it’s stable and durable. Available in four colors, planks measure almost 8 inches wide and 72 inches long.  Cost: $6 to $8 per square foot (uninstalled). Teragren. 800-929-6333.