Set of 12 Kratky Blackout Sleeves designed for 32 Oz Ball Mason Jars, in Black color for Wide Mouth Mason Jars. Ideal Grow cover for Mason Jar Hydroponics, Providing Protection…

Product Description:
🪴 Package includes 12 pieces of Kratky blackout sleeves, providing ample coverage for your hydroponic system needs or for replacements as necessary.
🪴 Our hydroponic jar sleeves offer easy light control for various sprout seeds. Keep light out of your container during hydroponic use, catering to the light preferences of most green leafy sprouts that thrive in indirect sunlight.
🪴 The blackout sleeves are specifically designed to fit 32 oz wide mouth mason jars perfectly; other sizes are not recommended.
🪴 Convenient and practical, these sleeves are effortless to use – simply slide the mason jar into the sleeve and secure it with the adjustable buckle.
🪴 Crafted from high-quality non-woven fabric, our 32 oz mason jar sleeves are durable, washable, reusable, and include an adjustable buckle for a customized fit.