Oftmals werden bei neuen Produktionsserien auch einige Dinge verbessert dachte ich mir. They are really sturdy too for heavier items! There are comfortable and easy to use. 25 4N oxygen free copper plating silver15. These earbuds stay securely in my ears and are very comfortable. After hiring a PROFESSIONAL for $200 to set it up for us, we discovered several major issues as follows:1. It feels solidly built, can be customized to hold various tire sizes (only takes 1-2 mins to change the width), and can attach to more racks if you buy them in the future. being hidden is the idea! I ordered these as kitchen clogs -- non-slip bottoms and a leather top so that it can protect my feet if I drop something or from an oil splatter. While inexpensive, this wine rack is poorly made, to the point one must question the basic competence of the makers.