One Bag has a pair of Chains. Z-563- Fits Tire Sizes 215/60-17 215/70-16 225/60-17 235/50-18 235/60-16 235/55-17 255/45-18 285/40-18 215/66-17 245/50-18 225/45-19 235/55-18 235/60-17 225/66-16 235/35-19 245/45-19

One Bag has a pair of Chains. Z-563- Fits Tire Sizes 215/60-17 215/70-16 225/60-17 235/50-18 235/60-16 235/55-17 255/45-18 285/40-18 215/66-17 245/50-18 225/45-19 235/55-18 235/60-17 225/66-16 235/35-19 245/45-19