Borosilicate Glass Nose L Bend - 1 Piece Color:Jewelry: SAND • Tanzanite CZ in the

• Tanzanite CZ in the center of Dream Catcher

5mm White Synthetic Opal Annealed attached Ball Captive Bead Ring

BNA 14 3/8 Vm Double Gem Horseshoe And Clover 17mm X 15mm Dangle

• Easy Snap-In Captive Bead Ring

Borosilicate Glass Nose L Bend - 1 Piece Color:Jewelry: SAND • Tanzanite CZ in theBOROSILICATE GLASS NOSE L BEND RETAINERS ALL GLASS IN HAND BLOWN MADE IN ST. LOUIS, USA Borosilicate glass is a type of glass with silica and boron trioxide as the main glass forming constituents. Most manufacturers of of Pyrex body jewelry use soda lime and not Borosilicate. All the glass we use is Borosilicate never soda lime and here is why. Soda lime glass is the most common US commercial glass, and also the least expensive. Soda lime glass is not