Size Of Pumice Stones Size 00 Plant, Pond Size 01 Plant, Pond Size 02 Plant Size SSS Plant, Pond Size SS Grilling, Laundry Size S Grilling, Laundry Size 00 : 0.1-0.3 cm. Suitable For | plant pond Size 01 : 0.3-0.5 cm. Suitable For | plant pond Size 02 : 0.5-1 cm. Suitable For | plant Size SSS : 1-2 cm. Suitable For | plant pond Size SS : 2-4 cm. Suitable For | grilling laundry Size S : 3-5 cm. Suitable For | grilling laundry