female wearing an aqua silicone ring with a one carat oval diamond with her hand in the sand

Luxury that moves with you

Flawless flexibility for an uncompromising lifestyle. Gym-ready, travel-safe, and designed to withstand the toughest of lifestyles while maintaining its sparkling brilliance.

Shop Diamonds
three birthstone rings with white silicone bands and natural gemstones

Birthstone Rings

Your Birthstone, your story. It's like carrying a little piece of your soul with you everywhere you go.  Each birthstone ring features a .25 carat gemstone that's uniquely yours.

Shop Birthstone Rings

Flex Gems makes silicone rings that look like fine jewelry and hold up to real life. Each ring pairs a brilliant moissanite, lab grown diamond, or birthstone with a breathable, medical-grade silicone band, so you never have to take off your sparkle for the gym, the pool, or a long shift.

Handcrafted


Every Flex Gems ring is handcrafted from start to finish. We perfect every detail in-house. From casting metals to hand-setting each brilliant stone, one ring at a time.