Microwave cleaner specification: Material : PP Size :4.37 x 2.55 x 5.32 inch Weight: 0.22 Pounds/98g Features of clever mama: 1.Dried spots and microwave odors are no match for angry mama works better than a microwave sponge for cleaning stuck-on spots. 2.This steam microwave oven cleaner is made of durable environmental protection PP materi..