Gaiam Strength Training Ankle Weights Gaiam Strength Training Ankle Weights ($15) are recommended for pilates, yoga, dance, aerobics, and other cardio exercises. Gaiam's two and a half pound ankle weights have an average 4.5 rating with over 2,800 reviews on Amazon. It's one of the most trustworthy ankle weight sets out there that's also under $20. Image Source: amazon.com Gaiam Strength Training Ankle Weights $15 from amazon.com Buy Now