The protective jar cover set is designed to shield your jars from light, ensuring optimal conditions for sprouting. Made from blackout cloth, these covers fit snugly over your jars, providing a dark environment that promotes healthy germination. Ideal for hydroponics and home gardening enthusiasts, these covers are a must-have accessory. Features -Color:Black -Material:Cloth - Size: 14.00X8.00X8.00cm/5.50X3.14X3.14in - material: made from cloth, these covers are built to last and are easy to clean, ensuring longterm use and convenience. -Light blocking design: effectively blocks light to protect the plants sprouting inside the jar from light exposure, promoting healthy growth. -Wide compatibility: designed to fit various sizes of jars, making them versatile and practical for different needs. -Easy to use: simple to install, these covers make it easy for users to manage their sprouting operations without hassle. -Multifunctional design: not only ideal for sprouting plants, but also ideal for preserving and storing various items, adding to their utility Package list: 3pcs x sprouting jar cover