Constructed from solid cast iron with a shiny vinyl coating, each kettlebell is created to last, exhibiting strength without wear and tear. Why Choose Our Kettlebell Set?. Sport/Activity: Gym & Training,Weight Lifting Features: Portable,Rubber Bottom,Wide Handle,High Durability,Flat Bottom,Color-Coded,Shiny Vinyl Coating,Solid Steel Handle,Textured Handle Set Includes: 1 Kettlebell Item Weight: 35 lb.