Set of 9 Heavy Duty Stoppers, 2 Holes on Top & Bottom Porcelainware Each Tape has the following

Each Tape has the following Hazard Warning: Irritant

This real specimen of Different Kinds of insects have been embedded in plastic for observation and study

Displays 8 Parts including the internal structures

Premium Quality: Immersion Heaters are made of high quality

Set of 9 Heavy Duty Stoppers, 2 Holes on Top & Bottom Porcelainware Each Tape has the followingIncluded: 9 x Heavy Duty Stoppers, 2 Holes on Top & Bottom, Red Rubber, Solid USA Size 25. Bottom Dia.: 25mm. Top Dia: 28. 5mm. Height: 28mm. Autoclavable, with superior chemical durability. Low temperature gradient can withstand high temperatures & thermal shocks. Premium Quality: Stopper is made of high quality, heavy duty and durable rubber. Designed for use in professional laboratories but is an ideal choice for science classrooms and household