My friend was wearing these on the rocks. Gore-Tex shoes. Other than some wear on the heels of the soles, I think they're in pretty good condition. I tried them on briefly on the veranda and had no problems. FS-133G Size 28 Please note that returns and exchanges are not accepted to prevent product substitution. Please ask any questions you may have before purchasing. Please understand that I will not be able to answer any questions after purchase. Shipping is included, so please refrain from price negotiations.