Competition Kettlebells made of steel and color coded. The size of the bell always remains the same, so that athletes do not have to alter their technique when going up or down in weight with no risk of injuries even when performing the most challenging kettlebell exercise. Practice your swing, push and pull for your next competition. With a stable base, a non-painted handle ensuring a firm grip and the different color coding for easy weight identification, our Hollow Kettlebells are definitely the perfect solution to meet the needs of the most demanding athletes.