AVAILABLE IN 3 SIZES | ADJUSTABLE KETTLEBELL. With weight options ranging from 10-30lbs for the 30lb kettlebell,10-40lbs for the 40lb kettlebell, and 10-50lbs for the 50lb kettlebell, the Polyfit Adjustable Kettlebells serve as the perfect all-in-one fitness solution for various workout routines and skill levels. EASY TO ADJUST | 5 KETTLEBELLS IN 1. The user-friendly design of the Polyfit kettlebell allows you to change the weight settings in seconds, providing a seamless transition between…