Easily fill any size pot or container regardless of size or shape Proprietary open cell design allows for air to move freely through the cubes, ensuring the stem stays dry and healthy while the roots beneath receive ambient circulation Non-wicking design combined with inherent structural voids allows the grower to feed more often, leading to healthier plants and better harvests pH neutral and requires no conditioning or continuous adjustment of your bath due to media influence Inert and imparts nothing to your nutrient solution. This allows the grower to "start from scratch" when developing a feeding schedule. BPA Free. Can be used as an amendment to increase the overall performance of preexisting media. Perfect for all hydroponic growers regardless of scale or scope