Amazon Basics Rubber Encased Hex Dumbbell Hand Weight
From the Manufacturer
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Dumbbell hand weight for exercise and strength training; ideal for use in fitness classes, home gym, or workout area
Includes a single 20 pound dumbbell with a solid cast iron core
Non-slip textural surface for a secure grip
Hexagonal black rubber-encased ends prevent rolling and promote stay-in-place storage
Product dimensions: 12.1 x 4.9 x 4.3 inches (LxWxH) with 1.4-inch grip diameter