Hummertone kettlebell Used for a variety of exercise purposes,including muscle building,muscle endurance training good quality Hummertone kettlebell Description:1.fine spray painted,durable kettlebell2.Color:all kinds of colors3.material:cast iron 4.size:4kg,6kg,8kg,12kg;14kg,16kg18kg.............40kg,44kg,48kg,50kg,60kg5.Certification:ISO9001:20086.package:carton box ,plastic bag and plywood ...