We have been working very hard to bring these amazing new volume trays to you! No, not all lash trays are the same!! Our lash trays are made from the highest quality Korean Fiber- KP210K. This PBT ( Polybutylene Terephthlate) is a part of a polyester group of resin which is present in all lash extensions. Just like any other product there are different quality PBT materials. Our material is literally the best quality you can find. They have been tested to ensure their are no added fillers and just quality product! Our trays are made in Vietnam. They are super matte dark color, super soft to the touch and have foil backing! Do yourself and give them a try before they sell out!!