Features an ergonomic handle which is coated with soft-touch Neoprene, for a secure grip when strength training. Great for home workouts for fitness classes. Product Details: One 4KG kettlebell. Cast iron core + Neoprene coating Always train within your limits or under the guidance of a qualified coach or trainer. Anyone with underlying health issues should consult their GP, if in any doubt over their suitability to use these products as part of their exercise regime.