Best Buy: Tru Grit 25-lb Hex Elite Dumbbell Single Black/Silver BETP1025
25 lb Rubber Hex Dumbbells | Titan Fitness
Amazon.com: Fuxion Dumbbells Rubber Encased Hex Hand Weights | All-Purpose, Home, Gym, Office, Exercise, Work Out |, 25 Lbs Pair (50 Total), Set of 2 Each 25 pounds / 11.3 Kg : Everything Else