Product Includes: 

• 30 Pieces Premium Quality 1/2" (0.5Inch/12.7mm) Stainless Steel Bowl Pipe Screens, Which can adjust the size in 1mm.

• Product Includes: 
• 30 Pieces Premium Quality 1/2" (0.5Inch/12.7mm) Stainless Steel Bowl Pipe Screens, Which can adjust the size in 1mm.
• Manufactured with Stainless Steel, sturdy and durable.
• Universal shape: 
• Thicker than ordinary pipe screens, but is flexible and easily fits into your pipe.
• Dimensions: 
• We have two different precise dimensions. Before choosing one, our recommendation is to first measure the diameter of your pipe’s opening and then choose a dimension.
• Uses: 
• These pipe screens can prevent dottle and ashes from getting sucked into your mouth while increasing airflow and aiding combustion.