Quick answer

Choose the FLEX Silky White if you prefer gentle, embracing suction with varied ribbing; choose the FLEX Fizzy Green if you want intense, swirling stimulation from countless fine nubs.

Texture and sensation differences

The FLEX Silky White uses a mix of rounded points at the base, ribbing in the middle, and suctioning nubs that work together as you go deeper. This creates a progressive, embracing sensation that builds gradually.

In contrast, the FLEX Fizzy Green is lined with spiraling rows of fine bumps. Every stroke twists the material, making those nubs tease and caress you continuously for a more active, stimulating feel.

Firmness and resistance

Both cups use the same FLEX series elastomer, but the internal geometry changes how they feel. The Silky White’s wider ribs and nubs offer a softer, more enveloping resistance. The Fizzy Green’s dense, fine nubs create a tighter, more tickling sensation that some find more intense.

Tradeoffs at a glance

  • Sensation style: Silky White: progressive, embracing suction. Fizzy Green: constant, swirling tickling.
  • Intensity level: Silky White: moderate, building intensity. Fizzy Green: higher, immediate intensity.
  • Best stroke type: Silky White: slow, deep strokes. Fizzy Green: faster, twisting strokes. If you prefer one stroke rhythm over the other, let that guide your choice.

Product facts

  • FLEX Silky White: Gentle Spiraling Ribs Embrace with Delightful Suction – Journey through different sensations as you go deeper, feeling rounded points, ribbing, and suctioning nubs. This means the Silky White rewards slow, deep strokes with a layered experience that builds from gentle to more pronounced suction.

    FLEX Silky White

    FLEX Silky White

  • FLEX Fizzy Green: Countless Fine Nubs Thrill With Packed Swirling Sensations – Spiraling rows of fine bumps surround the interior, teasing and caressing with each twist. The Fizzy Green delivers constant, swirling stimulation that feels more active and intense, ideal if you crave texture that moves with you.

    FLEX Fizzy Green

    FLEX Fizzy Green

Which FLEX cup fits you?

Best for

  • Those who enjoy a gradual, enveloping sensation with varied texture (Silky White).
  • Those who want intense, non-stop swirling stimulation from fine nubs (Fizzy Green).

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