Oversized engraved weight number for easy identification - Kettlebell is an ancient exercise tool that have been adapted for modern day living Standard Kettlebell for Girevoy competition lifting - Competitive kettlebells are the world standard for kettlebells Gravity steel casting for ultra smooth finish and durability - these Kettlebells have the same size regardless of weight; thus, no need to change technique when you change weight Ergonomic handle design for comfort and biomechanic efficient - Textured wide handle for better grip, fit most hand sizes 1 Kettlebell for this item Pro Grade Kettlebells are made from cast steel and available in sizes ranging from 4kg through to 32kg. Competitive kettlebells are the world standard for kettlebells. They are made of cast iron with a high-quality handle. They spin easily so you can focus on the exercise without damaging your hands. Designed especially for the Kettlebell competitions (Girevoy Sport), these Kettlebells have the same size regardless of weight; thus, no need to change technique when you change weight. They are perfectly balanced with narrower handles for a better pratice of the exercises.