The bezels are made from a high quality metal base and are lead, zinc and nickel free! Measuring approximately 1-1/4 inch square and 1/8 inch deep, these rectangles bezels are extra deep for creative design. Great for use with polymer clay, resin, beads, crystals and much more. The designer bail allows for a wide array of cord and chain options (.5 mm opening). The bezels have an antique gold finish. The rectangle bezels are also available in silver and antique copper finishes.