Choice Extra offers 2 types of extra absorbent pads. 1st-a flat top 4-ply 17x24" pad. A dog between 20-25lbs can reuse up to 3x's (depending on dogs' output) 2nd is an extra-large econo quilted topped pad. This can handle most dogs up to about 35lbs and is also reusable for up to 3x's. The 17x24" avg. 21grams each and the 23x36" econo quilt avg. 46 grams each.