For this fat dildo collection, thickness is determined mainly by the diameter of the usable shaft or main insertable body rather than the width of the base or other non‑insertable features. A dildo with a large base, oversized head, or decorative fantasy elements is therefore not necessarily considered fat if its main insertable shaft remains relatively narrow.

The amount of girth can also vary along the shaft. Some girthy dildos maintain a consistently wide body, while others gradually increase in diameter or concentrate more fullness through the middle or lower insertable section.

Thick and extra‑thick dildos can differ considerably even when their maximum diameters are similar. Some use a broad, relatively even shaft, while others feature enlarged sections, pronounced bulges, knots, ridges, or sculpted contours that create a more exaggerated profile.

Realistic designs often emphasize fuller anatomical proportions, while fantasy models may use more dramatic changes in width and shape. When comparing different options, consider the main shaft diameter together with insertable length, material flexibility, surface texture, and how the girth is distributed across the usable portion of the toy.

For even larger designs that combine substantial girth with greater overall size or extended length, explore our huge dildos collection.