Do Good Kitchen Sponge - Set of 2
$25
They are then covered with linen and cotton, both of which are super absorbant fibers. The do good sponge will not stay "fluffy" when wet and will not perform in the same way that a synthetic, plastic or poly filled sponge will.
Both sponges can be machine washed and tumble dried. Replace loofah scrubber every 3 or more months depending on usage.
As with any sponge, make sure to let dry between use to avoid mildew.