Broke right away.
The pattern resembles a bolt of lightning, which while stroking titilates the crown and to some extent the frenulum of your glans, this brisk friction definitely keeps you excited and ENGAGED, which causes a toe curling ogasm. This egg is definitely in the hard class, so be forewarned.
Broke almost immediately, every one of the items..
Thunder has a wicked edge that like the natures thunder will awaken many of your senses; looking for firm sensations this product should be on your short list.
I'd seen some posts about the tenga eggs here and there and was pretty skeptical. I enjoyed how portable and small it was, and the texture added a lot to the experience. Definitely going to browse for some more in the future!