La Sportiva Spantik Giallo mountaineering and climbing boots. Crafted in Italy these boots provide comfort and support during your expeditions. With their vibrant yellow color and size 45.5 (USA Men 12), they are a great addition to your collection. These boots are suitable for climbing and mountaineering, making them a versatile choice for any outdoor activity. Their brand name, La Sportiva, is known for producing high-quality boots, ensuring durability and reliability. Invest in these boots and take your outdoor experience to the next level. These are a double boot, which when used with the prescribed socks and vapor barriers would fit a size 11 foot nicely.  I purchased these to go on an expedition but life had other plans.  These boots are very high quality and built to be used with crampons.