Packaged by Plastic box, Included 10 pieces of 5.8-7.0MM Single Ear Clamps,15 pieces of 7.0-8.7MM Single Ear Clamps,15 pieces of 8.8-10.5MM Single Ear Clamps,10 pieces of 10.8-13.3MM Single Ear Clamps,10 pieces of 12.8-15.3MM Single Ear Clamps, 10 pieces of 15.3-18.5MM Single Ear Clamps ,10 pieces of 17.8-21MM Single Ear Clamps