The Bowflex Revolution XP Spiraflex Plates 40lb Weights Set of 2 (80lb Upgrade) is a high-quality set of home gym weights designed by the reputable brand Bowflex. These black plastic weights are specifically designed for home use and come in a set of two, making them perfect for strength training and fitness workouts. With a total weight of 80lbs, these weights are durable and reliable for all your gym and training needs. Made in China, these weights are a great addition to any home gym setup.