12。*THERE IS NO SIZE LISTED. I ESTIMATE A 10-10.5 Mens. This number is an estimate. These boots are in amazing condition for being 60 year old boots! Vintage Bristol Mfg Corp Thermoboot rubber hunting boots offer heavy-duty protection for cold weather conditions. These olive green boots feature a lace-up front for a secure fit and are guaranteed to withstand temperatures down to 20 degrees below zero. Built with a durable gum rubber sole and a classic tall silhouette, they provide excellent traction and insulation for outdoor work or winter activities. Measurements: • Outsole Length: 11\" • Outsole Width: 4.25\" • Shaft Height: 10\"