They have a comfortable shape for easy gripping and have hexagonal heads that help to ensure the dumbbells stay in place and do not roll around.
Easter CAP Barbell 32 lb Neoprene Dumbbell Set with Rack, Black
Barbell 32 lb Neoprene Dumbbell Set with Rack, Black
XPRT Fitness 32 lb. Neoprene Dumbbell Set with Storage Rack
3, 5, 8 lb Neoprene Dumbbell Set with Rack - Home Gym Weights Fitness Equipment
20lb Neoprene Dumbbell Set with Rack, Black
