Tintin's 9 shapes, which one are you
1. Grenade shape: short and thick, radius up to 4cm+
2. Banana-shaped: slightly downward curved, although visually a little dejected, but some positions can go straight to the flower heart
3. Club shape: the middle is thick, the top is thick, and the friction is strong enough
4. Pencil shape: overall slender
5. Bow shape: the top head is upturned
6. Carrot shape: uniform thickness, length and length
7. Shiitake mushroom shape: The head of Ding Ding protrudes like a mushroom
8. Blood vein spray stretch shape: comes with massage stripes
9. Left-leaning right-leaning shape: bending to the right or to the left when erecting