this review title is: great rollers but poor service and the content is: on terms of performance these rollers are really great the cold surface works on anything from pain relief for headaches to joint pain to reducing undereye puffiness the rollers move smoothly and quietly and the cold sensation ou n lasts for roughly ten minutes before needing to be placed back in the freezer the handle is easy to grip and the performance is great the package deal however is anything but honest i ordered a four pack as a suffer from chronic migraines and eye aches i only received two rollers considering i use these daily it would have been nice to have a steady supply of these pain relievers on hand.there are other information for this review, one is this reviewer did not purchase it and the other is 0 people think this review is helpful.