Vibrating Anal Expander — Echo with Removable Silicone Sleeve by Nu Sensuelle

Vibrating Anal Expander User Guide & Play Styles

Solo Sessions with the Rechargeable Anal Expander

The Echo is purpose-built for deliberate solo exploration. Start with the slim 1.16″ shaft — no sleeve — and plenty of water-based lubricant, working through the graduating bumps at your own pace. Once comfortable, add the textured silicone sleeve to reach the full 2.36″ insertable diameter. The multi-speed vibrating anal expander lets you layer sensation on top of stretch: low rumbles ease tension while higher patterns build intensity. The body-safe silicone material stays skin-smooth throughout, and the flexible finger pull keeps the removable sleeve easy to swap mid-session. For a deeper look at body-safe material types, visit our guide to sex toy material types.

Using the Waterproof Anal Expander with a Partner

The Echo’s wide safety base and finger-pull design make it a confident choice for partnered backdoor play. One partner controls the 10 vibration patterns via the base controls while the other enjoys the textured, waterproof anal expander — including in the shower where warm water helps muscles relax naturally. The rechargeable build means no cord interruptions; the black finish keeps things sleek and discreet on the nightstand. The 4″ insertable length suits intermediate exploration without overwhelming. Browse the full Backdoor Pleasure collection for complementary toys to layer into shared play. For proper application technique, our lubricant application guide covers everything you need before getting started.