I use these every day, they are hands down my most favorite soft cold packs I have ever used, and I have used so many different ones I lost count, 30+. They seem colder than any other soft cold pack, and stay cold longer. They are more versatile than any other cold pad, because unlike any other, the gel inside gets very thick when frozen, so I can squish it into only part of the pack and the gel stays put, making it cover only my target area, and making the frozen part thicker so it stays cold eSee full review