[Food Grade Material]These sprouting jar lids is made of food grade and high-duty ABS plastics, the mesh is made of 316 stainless steel.durable and anti-aging and easy to clean. The mesh is made of premium 316 stainless steel, Water flows through easily, while keeping in the smallest of sprouting seeds. Stand with four footrests allows the bottle to be placed upside down for easy filtration of excess water, ergonomically designed to make the sprouting cap easier to tighten and unload. Perfect desigh for sprouting, easy to dran the jars up on the little stands, easy to soak and rinse and drain seeds and sprouts without losing them out the holes, and esay to clean. For wide mouth Ball, Kerr and Bernadin masson jars