Our Timberex Bio-C Cleaner is made specifically for cleaning hardwax oil finish flooring. It contains less than 0.01% VOC and meets the California Air Resources Board standards. For best results, pour about 1/4 cup of Bio-C soap into a spray bottle for spot cleaning or 1/3 cup of soap into a 1/2 bucket of warm water and use a lightly damp mop. See our cleaning and care instructions for hardwax oil bamboo flooring here. Product size is 1 liter.