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Hand made by yours truly here at JBC Glass Studio on the Texas coast. Kiln annealed for strength at 1050 F* and slow cooled for over 6 hours. Made from borosilicate glass rod. Colors used are from Momka, Glass Alchemy, and North Star. All glass plugs from our store are hypoallergenic which makes them ideal for a starter pair or anyone with sensitive ears.

Gauge size: 4 Gauge (5.0mm)
Diameter of fronts: 11.5mm
Length: 21.0 & 23.0mm
Weight: approximately 5 grams

*Plugs come with rubber o-ring backs for a snug fit

If you have any questions at all, don't hesitate to contact me!

Thank You!!!!

4 Gauge "HINT OF RED" Hand Made Borosilicate Glass Ear Plugs (Free Shipping) with o-rings 5mm


  • Handmade item
  • Materials: borosilicate glass, pyrex, glass, boro, boro glass, simax
  • Ships worldwide from United States
  • Feedback: 410 reviews
  • Favorited by: 5 people