Quality is sooo good and fast delivery. this product not only cleanses but also leaves my skin hydrated. I do prefer the other in ear types of headphones (the ones with the little silicone ball in the end), but I think it has nothing to do with this product in particular. I like the shoe and it fits , mine are a bit damaged in the strap. Ive lived in Plantronics headsets for 15 years that had great sound, were comfortable all day long, and could be tossed down on a desk with little consequence when a call was over. - Controls are comically bad. A few rows back to take in the concert hall cues, go with the 598. Checked the FAQs and read the following: "You just have to press it on the valve stem very very firmly so that it presses down on the core stem inside. this is it! I like how you can manipulate the distance between both stands unlike similar products that link the two stands with a connecting beam as this helps ensure you wont pinch your hands when racking the barbell.