These clear funnels have long stems, smooth walls and external ribs to prevent air lock. Molded in polypropylene. Autoclavable. Additional Info: Funnels, Standard Stem, Pp, 150ml, Pk/6 Package Size(L x W x H): 0 X 0 X 0 (IN) Categories: Funnels, Plastic HTS Code: 3926.90.9910 UNSPSC: 4.11218e+007 Country Of Origin: INDIA