Can be used to make spices, sugar, flour or flash sprinklers, sieves, strainers and chowder pots. The dense holes allow you to grow various nutrient buds rich in vitamins, fiber and iron. Specification: Material: plastic Available colors: blue, green, orange, yellow Diameter: about 86 mm (3.39 inch) Package included: 4 x Plastic Sprouting Lids (excluding jars) 1, Use our germination kit to grow your own healthy sprouts anywhere. 2, Made of BAP-free plastic material, environmentally friendly, healthy, durable and anti-rust. 3, Equipped with a stand, which can be placed upside down for complete drainage. 4, While allowing air to still flow in, it ensures a perfect growth environment. Ideal for organic broccoli sprouts, lentil beaks, bean sprouts and other collections. 5, They are very suitable for wide mouth jars of 86 mm width. The precise thread makes tightening and tightening the screws easy and easy. 6,