Adding kettlebells to a fitness routine enhances muscular strength.
0 pounds Bintiva - Kettlebells - Professional Grade Vinyl Coated Cast Iron Weights Multi-color Set-5 10 12 15 20 25 30lbs Fabric/Material: Cast Iron Dimensions: 10.0 inches (W) x 6.0 inches (L) Weight: 25.0 pounds Bintiva - Kettlebells - Professional Grade Vinyl Coated Cast Iron Weights Purple 40lbs Fabric/Material: Cast Iron Dimensions: 9.