Nexus SIMUL8 But Plug edition is a dual anal and perineum cock and ball toy, perfect for maximum satisfaction alone or with a partner. The super-stretchy cock and ball ring will keep you harder for longer whilst the vibrating plug and base will stimulate the anus and perineum as you thrust. Control both motors independently giving you a plethora of pleasure combinations, 48 in total! Simul8 is rechargeable and comes with a magnetic charger.