The 9s Clear Stroke Twister Masturbator

The clear sleeve means you can actually see what's happening, which made it way more fun than I expected. The finger grips on the handle keep it from slipping even when things get messy. Only 5.25 inches but honestly that's plenty.

The ribbed tunnel feels surprisingly intense for a stroker this small, and the twist adds a nice variation. The finger grips on the handle keep it steady, and cleanup is quick.

The clear sleeve lets you actually see what's happening, which I didn't expect to matter as much as it does. The finger grips on the sides keep it from slipping even with lube everywhere. Only 5.25 inches but the ribbed tunnel makes every inch count.