The Active Aqua 1/2" Stopper Irrigation Fitting is a set of 10 black plastic fittings designed for use in hydroponic systems. Made in China by the brand Active Aqua, these fittings are essential for providing water and nutrients to your plants in a precise and efficient manner. Perfect for maintaining a well-watered and healthy garden or indoor hydroponic setup, these fittings are a reliable and durable choice for all your irrigation needs.