Item Size Waist Weight Packaging Extra Absorbency KBC19259 Small/Medium 34-46" 115-190 lbs pk20 KBC19259CS Small/Medium 34-46 115-190 lbs Case of 4 KBC19272 Large 44-54" 170-260 lbs pk18 KBC19272CS Large 44-54" 170-260 lbs Case of 4 Super Absorbency Plus KBC19166 Large/Medium 34-46" 115-190 lbs pk18 KBC19272 Large/Medium 34-46" 115-190 lbs Case of 4 KBC19167 Large 55-66" 170-260 lbs pk16 KBC19167CS Large 55-66" 170-260 lbs Case of 4