EDGE Welding Cups are the most premium line of scientifically engineered pyrex glass welding cups on the market to date. Each of our welding cups, diffusers, and attachments are expertly designed to provide exceptional performance and offer superior visibility for GTAW/TIG Welding projects. EDGE Welding Cups are extremely durable, high-quality and high-temperature cups and offer incredible potential for the welder. EDGE Welding Supply offers a wide range of sizes and shapes and has recently introduced the EDGE Shorty Series as well as the EDGE Q Series. If you are not finding a specific cup size we do offer to create a custom cup to fit your necessary specifications.