The HOOD US men's 12" military extreme cold weather boots in size 7R (10" insole) are designed for activewear in the winter season. Don't have air valves with this model. These lace-up boots feature a round toe shape, mid-calf shaft style, and a solid black color with a military theme. The rubber outsole is waterproof and non-slip, providing insulation for extreme cold weather conditions. The cushioned insole offers comfort and support, making them a durable and functional choice for outdoor activities in cold climates. They are quite heavy!