Your search for "barrier rings" found the following:

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BRAND
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  • Safe n Simple
  • Salts Healthcare Ltd.
BARRIER CONVEXITY
  • CONCAVE
  • CONVEX
  • CONVEX DEEP
  • CONVEX LIGHT
  • DEEP CONVEXITY
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  • FLAT
  • NON-CONVEX
  • SHALLOW CONVEXITY
  • SUPER FLAT
FILTER
  • WITH FILTER
  • BEIGE
  • BEIGE W/VEIWING OPTION
  • NO FILTER
  • TRANSPARENT
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  • ULTRA CLEAR
  • WITH TAPE (NON TAPERED BORDER)
  • WITH TAPE (TAPERED BORDER)
FLANGE SIZE
  • 0-15MM (0"-5/8")
  • 0-25MM (0"-1")
  • 10-20MM (3/8"-3/4")
  • 10-35MM (3/8"-1 3/8")
  • 15-23MM (5/8"-7/8")
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  • 15-33MM (5/8"-1 1/4")
  • 15-43MM (5/8"-1 3/4")
  • 15-53MM (5/8-2 1/16”)
  • 18MM (3/4")
  • 21MM (7/8")
  • 25MM (1")
  • 28MM (1 1/8")
  • 30-55MM (1 1/8"-2 1/8")
  • 30MM (1 1/8")
  • 31MM (1 1/4")
  • 32MM - 56MM (1 1/4")
  • 35-45MM (1 3/8"-1 3/4")
  • 35MM (1 3/8")
  • 38MM (1 1/2")
  • 40MM (1 9/16")
  • 41MM (1 5/8")
  • 44MM (1 3/4") - GREEN
  • 50MM (2")
  • 57MM (1 1/4") - RED
  • 60MM (2 3/8" )
  • 70MM (2 3/4")
  • BLUE
  • BLUE - 35MM (1 3/8")
  • BLUE - 70MM
  • BLUE - 70MM (2¾")
  • BLUE - 70MM (2¾") 
  • BROWN
  • BROWN - 32MM (1¼")
  • FLANGE SIZE
  • GREEN
  • GREEN - 44MM
  • GREEN - 45MM (1¾") 
  • ORANGE
  • ORANGE - 38MM (1½")
  • PINK
  • PURPLE
  • PURPLE - 100MM (4")
  • RED
  • RED - 57MM
  • RED - 57MM (2¼")
  • YELLOW - 102MM
TAPE
  • 44MM (1 3/4") - GREEN
  • 57MM (1 1/4") - RED
  • BLUE
  • BLUE - 70MM
  • GREEN
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  • GREEN - 44MM
  • NO TAPE
  • OPAQUE
  • ORANGE
  • PINK
  • RED - 57MM
  • TRANSPARENT
  • WITH TAPE
  • WITH TAPE (TAPERED)