Amazon.com : GIVIMO 30 lbs Adjustable Dumbbell Set of 2, Dumbbell Sets Adjustable Weights with Anti-Slip Fast Adjust Turning Handle for Men and Women, Dumbbells Pair for Home Gym Exercise : Sports
Pair of 30-lb Hex Dumbbells - QVC.com
2 pack) CAP Barbell Coated Hex Dumbbell, Single 30 lbs - Walmart.com
TRX® Hex Rubber Dumbbells for Weight Training | 10 - 30 lbs