- Size: 39 • Unique design: Adjustable winter sneakers for men, with a comfortable fit and heel design that provides full warmth and cold prevention. Ideal for indoor and outdoor use without worrying about falls. • Warm and comfortable: Lined with fluffy plush that heats up quickly, keeping your feet warm in cold weather. • Breathable and odor-resistant: Breathable knit outer material that prevents sweating and keeps feet dry and odor-free. • Non-slip and lightweight: High-quality plastic sole, lightweight and fatigue-free, with convex treading that increases friction with the ground and prevents falls. • Multi-scene application: Perfect for work, leisure, driving, walking the dog, walking, shopping, among others. • Product measurements: 3 cm wide, 3 cm high, and 5 cm long.