Both are size 80. The one on the right with buttons has been worn 2-3 times. The gray one has been worn 7-8 times and has some slight pilling, and a stain on the neckline. Would these be suitable for a change of clothes? *These are used items and have been inspected by a non-professional, so there may be other overlooked flaws ( ; ; ). Please purchase only if you understand this. They will be folded compactly for shipping, so please refrain from purchasing if you are concerned about this.