Rubber Hex Dumbbell, 12.5lbs Specifications DUMBBELL WEIGHT    2.5lbs - 120lbs GRIP DIAMETER    1" - 1.5" as dumbell size increases GRIP STYLE    Comfort Grip KNURL MARKS    Triple GRIP LENGTH    5 inches DUMBBELL HEAD    Rubber Coated GAURANTEE/WARRANTY    90 Days for manufacture defects Warranty 90 days on manufacturers defects