The product is a set of 6 heavy-duty iron carabiners in a D shape, designed for outdoor sports like climbing and caving. These black carabiners have a size of 2.5 inches and a weight capacity of 800 lbs, making them strong and reliable for various tasks. The compact package dimensions of 5.83x5.24x0.55 inches make them easy to carry and use on the go. Perfect for securing items or equipment while engaging in outdoor activities.