This new drop-forged carabiner is definitely the most visually appealing carabiner we have seen. The Hardin from James Brand is made from solid construction using 6063 Aluminum. One of the best features of The Hardin is that it has two compartments, one for you keys and one to latch to your belt loop or wherever else you would hang it. They Hardin comes in Orange, Steel Blue, Black, Silver, and Space Gray and retails for $40.00.