Great product and excellent customer service

Great product and excellent customer service  Read Less

Exercise, does not decide to deflate. Second one after first was punctured through foolishly...had that one 4 years.

Exercise, does not decide to deflate. Second one after first was punctured through foolishly...had that one 4 years.  Read Less

It's as good as other balls out there, but a lifetime warranty from Black Mountain is excellent. The only drawback was the stic...  Read More

It's as good as other balls out there, but a lifetime warranty from Black Mountain is excellent. The only drawback was the sticky stuff on the outside of the ball. It will probably go away over time but its a bit annoying right now.  Read Less

but I do know balls. This exercise ball is holding up well. It's sturdy and comfortable to use. I docked one star because there...  Read More

but I do know balls. This exercise ball is holding up well. It's sturdy and comfortable to use. I docked one star because there's no way to keep the pump from falling from the hole or keep half the air from rushing back out while trying to put the plug in (this may not be an issue at all if the have quick hands). And the ball came folded, with spots that looked weak, however, no issues yet.  Read Less