1 Pound Rubber Stoppers with 1 Hole, Approx. 33 Pieces, Size #3, Top: 24mm, B...

• 1 Pound Rubber Stoppers with 1 Hole
• Approximately 33 pieces total
• Top: 24mm, Bottom: 18mm, Hole: 5mm
  
• Size #3

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F).