The Flex Duet:
Flex Duet is a dual motor, USB rechargeable vibrator with 4 modes and 4 power settings. Duet Flex has the celebrated tip shape of the popular Duet, now with more flexibility at the tips! Duet Flex is very rumbly with much more surface area to contour to your body. It is fully waterproof and includes a travel sleeve. For external use only. No USB cable required.
The Flex Duet .