Yes4All Rubber Grip Encased Hex Dumbbells – Hand Weights With Anti-Slip 5-50 LBS Single

PREMIUM MATERIAL: PVC coating helps to eliminate the odor associated with rubber dumbbells, it is also rust resistant for long time usage; thanks to PVC coating, you can enjoy practicing without worrying about the floor and noise on each drop
SOLID CAST IRON CORE FOR RELIABLE STRUCTURE: the cast iron hex dumbbell provides excellent assistance for strength training and core development; it will not bend or break after repeated use during long period of time
HEXAGON DESIGN, RUBBER HANDLE: hexagon-shaped heads ensure easy use during sessions; they help prevent rolling and therefore offer convenient storage; besides, the contoured textured handle has ergonomic design for a firm but comfortable feel