Category: ドリンクウェア
The ridges inside are far more pronounced than I expected, and that firm fit really keeps things locked in place once you get going. I love how the cup shape lets you grip it naturally the whole time.
The nubs and ridges create an intense, textured sensation that’s definitely unique—the cup molds snugly around you for a firm, customized fit. After a few uses, I found the sensation really builds up, making each session feel more immersive than a standard sleeve.
The ridges inside really grab hold—way more intense than I expected from such a simple design. The cup seals nicely so there's no mess, and the clear material lets you see exactly what's happening. Totally worth the price for the sensation alone.
