Good: Rogue wood rings: The rings used at the CrossFit Games. The perfect feel for doing muscle ups and ring dips. Includes straps strong enough to tow your car.

Good: Rogue Metal Rings: Powder coated metal rings that can be left outside. Includes straps strong enough to tow your car.

Best: Rogue Kids Wood Rings: 1.1" diameter thickness with a proportionally scaled rig diameter allowing for the perfect grip for smaller hands.