Vibram Women's TREKSPORT Black Charcoal W37 (23.2cm) Color: Black 2013 Model Vibram FiveFingers Women's 23cm Used for low-mountain hiking 1 or 2 times. Used for walking several times. Washed. Soil stains from red earth remain. Although used only a few times, there is aging due to the years passed. Peeling of the rubber at the fingertips, etc. The rubber may peel off if stress is applied to the fingertips. Reinforcement with adhesive is possible. There is no problem with normal use (walking, running, etc.), but it may peel off and break in intense situations such as mountain climbing or trail running.