Constructed from durable food-grade material and dishwasher safe. These 1 3/8″ MisterSerts for the Dewey Mister clone master bucket make easy work of cloning and seed germination. They were designed to reduce the use of messy net pots or troublesome neoprene. Perfect for indoors, simple, clean and efficient. buy now MisterSerts 14pcs Kit – 32mm 1 3/8″ from here.