The extremely breathable waterproof and lightweight Lowa Aerox GTX Lo Surround is the perfect do-it-all outdoor athletic shoe. Synthetic and textile upper. Quick-lace system with toggle for an easily adjustable and secure fit. Waterproof GORE-TEX lining keeps out the wet elements while still providing a breathable foot environment. Climate Control footbed provides a breathable foot environment with odor protection. DuraPU with MONOWRAP Frame midsole provides lightweight cushioning long-lasting durability and underfoot comfort. Three-quarter soft stabilizer. LOWA Surround Trac outsole features a direct-injection system in midsole with ventilation channels that let the foot breathe. Imported. Measurements: Weight: 1 lb Product measurements were taken using size 12 width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item not a pair.