Elevate your beading projects with the exquisite Cup Buttons - Crystal AB from Potomac Beads. These stunning Czech glass buttons are the epitome of elegance, featuring a smooth, concave shape and two strategically placed holes that add a touch of sophistication to any design. Measuring 14mm in size, these Cup Buttons boast a captivating Aurora Borealis (AB) coating that casts a mesmerizing rainbow of colors across their transparent surface. The vacuum-applied coating creates a shimmering, iridescent effect that dances with every movement, making these buttons a true showstopper. The high-quality glass construction ensures durability and longevity, allowing you to create timeless pieces that will be cherished for years to come. With their versatile design, these Cup Buttons can be seamlessly incorporated into a wide range of beading projects, from intricate jewelry pieces to embellished accessories. Use them as a focal point to draw the eye, or incorporate them as clasps for a touch of elegance. The possibilities are endless, limited only by your creativity.