100-Pound Set: A pair of 5LB, 10LB, 15LB and 20LB Dumbbells are widely used in gyms and homes for various exercise purposes, a great tool for either full body workout, or specific muscle groups High quality solid cast dumbbell encased in rubber, dumbbells will last throughout the years while protect your floor Solid metal chrome finish contoured (ergo) handles designed to fit comfortably. Textured handle provides a tight and secure grip Hexagon shape rubber encased heads help prevent rolling and provide easier storage