Example of a U-shaped couple's vibrator. Pictured: We-Vibe Chorus.
Cock rings can also be considered couple's vibrators if any aspect of the toy is designed to pleasure the partner alongside the wearer.
As manufacturers continue to innovate, new shapes and designs are emerging the couple's vibrator category including toys that strap onto the length of the shaft, synchronized vibrations via a shared dildo, a penis vibrator that can be controlled by two individual remotes, and a hands-free clitoral vibrator designed to nestle between the labia for vibrations during intercourse.
A couples' vibrator may also be known as a couples' massager.