Amazon.com: Birkenstock Original A 640 Alpro-Foam Medium 。Birkenstock A 640 Size 13 Men\'s Black Hard Toe Slip Resistant Clogs ....Pre-love in excellent used condition, minimal to small scuff, no original insole, replace it with Dr Scholl\'s insole. Description front Birkenstock Nonslip properties. Its enclosed design and the nonslip treaded sole offer reliable grip and maximum sure-footedness in kitchens and the food industry. Its solid steel toe cap protects toes and the front of the foot from impacts of up to 200 joules. Its oil - and grease-resistant material is water-resistant, allowing it to be cleaned efficiently and thoroughly. Please let me know if you have any questions Bin#5