Polypropylene beakers are highly flexible; a gentle squeeze creates a spout anywhere on the rim. Stacking the ribs prevents the beakers from sticking together. Autoclavable. Additional Info: Stackable Beakers 500ml, Pk/25 Package Size(L x W x H): 18 X 4 X 4 (IN) Categories: Beakers, Plastic HTS Code: 3926.90.9910 UNSPSC: 4.11218e+007 Country Of Origin: INDIA