The Mammut Mercury IV Mid GTX are lightweight and GORE-TEX waterproof hiking boots with a comfortable and supportive construction. Engineered for comfort and confidence, the Mercury IV Mid GTX boasts a lightweight construction without sacrificing an ounce of durability. Crafted from premium terracare nubuck leather, sustainably produced in Germany, these boots offer exceptional stability and a luxurious feel. Plus, the terracare leather is bluesign certified, meeting the highest standards for environmentally friendly production. The innovative 3D Memo Foam in the lining and insole molds to your foot for a personalized fit, while the breathable, waterproof GORE-TEX membrane keeps your feet dry and comfortable, no matter the weather. The grippy Vibram outsole delivers exceptional traction and flexibility, ensuring sure-footedness on even the most challenging paths. Mammut Mercury IV Mid GTX Features GORE-TEX Waterproof membrane Vibram sole Terracare leather, sustainably produced in Germany Memo Foam: Ensures individual fit and cushions foot at instep, shin and ankle Weight:500g (per shoe UK8.5) - 1000g per pair Mammut Mercury IV Mid GTX