It's a small but persistent exasperation: finding adhesive residue on glass. Whether it's on a mirror, drinking glass or picture frame, you're not alone in wondering why manufacturers and retailers affix a sticker or label to an object you want to view with no obstructions.
Certified Sea Glass means that we verify the glass in the most complete way possible. Other terms include, natural sea glass, real sea glass, found sea glass, pure sea glass, true sea glass, unaltered sea glass, authentic sea glass, well,.....you get the idea! When we can, we have started to photograph our jewelry with close up macro shots to show you the telltale C's that indicate Genuine Naturally aged sea glass.
Tempered Glass. What is tempered glass. Tempered glass (also known as toughened glass) is an extremely strong glass which has been thermally heat treated to induce compressive stresses of 11000 to 20000 psi on the surfaces and edge compression of not less than 9700 psi.