Simple Sprouts&trade; Disposable Sprouting Screens Home Sprouting System Refill Packs (10 pack) Disposable Screens can be used to make any Jar with a ring into a Home Organic Sprouting System Refill Packs come with the screens only, or Screens and Rings. Need a jar, try our Simple Sprouts Starter Kit! Screens are Refills for the Simple Sprouts Home Sprouting System Grow Organic Sprouts at Home! Includes instructions on how to grow sprouts. Can be used to sprout any normal sprouting seeds; Alfalfa, Mung Beans, Wheat, Broccoli, and more!