Quilled on one end for easy insertion into the earmold and double bent to lie close to the head. Sold in bags of 25.

• Code 30101 - Preformed Tube #12 Standard
  
• Code 30102 - Preformed Tube #13 Medium
  
• Code 30103 - Preformed Tube #13 Thick
  
• Code 30104 - Preformed Tube #13 Super Thick
  
• Code 30105 - Preformed Tube #15 Standard