The most innovative and comfortable diamond accessory on the market, The 24/7 Flex Tennis Bracelet is an expandable diamond tennis bracelet made from a patented system of titanium elastic and spring brackets. This bracelet is the perfect fusion of engineering and everyday practicality. Featuring sustainable lab-grown white diamonds and set in two precious metal options, this bracelet has no clasp for a seamless look, and it's proprietary flexible elastic makes it truly the most comfortable bracelet to wear.