AmazonBasics Rubber Encased Hex Hand Dumbbell Weight

Amazon.com Price: $30 (as of 30/11/2020 18:50 PST- Details)

Dumbbell for resistance training—great for arms, chest, back, core, and legs
Solid cast-iron core for reliable strength; will not bend or break after repeated use
Hexagon-shaped rubber-encased ends help prevent rolling and promote stay-in-place storage