This is a very nice, functional cold pack. I play a ton of sports and I'm always getting bumps and bruises and needing cold packs. I also have extremely busted knees (torn pcl and arthritis in one, torn patella tendon in the other) and icing and heat therapy is crucial after a day of activity.This has a nice shape that helps conform to joints like knees, elbows, shoulders, etc. There are better ice packs out there for your actual limbs like thighs, calves, forearms, and biceps, but for joints thSee full review