Enigma Ring by Sport Fucker Black Connecting rings. There are many different ways to wear them. Stretchy material Unleash your creativity with the Enigma Ring, designed by Sport Fucker! Whether you want to connect two rings, wear them over your wrist or ankle, or stretch them over your favourite pleasure toy, this versatile accessory provides endless possibilities. Plus, its stretchy material ensures a comfortable fit every time. Let your imagination run wild with the Enigma Ring.