The plastic base: OK. Nice materials and easy to assemble. - Mute button with LED alert. I love the selection but I ordered them so I can loom . Now, fair enough I wore them for my walking commute so were looking at 1. Very impressed with the hard case. She was super happy and now she carries it around everywhere. Didnt even think these were instructions! It is dangerous as is shown in the pictures. En revenche ce sera le dernier contacte avec le vendeur dommage.