Pad Genius SureGrip Holder Extension Kit includes two 12” extension pieces that simply snap in to allow the holder to adjust to a perfect fit all the way up to enormous xxxl pads, making the Pad Genius SureGrip Pee Pad Holder the most versatile and practical for a wide range of breeds and households with multiple dogs requiring larger pads. The Extension Kit increases the maximum adjustable range of the SureGrip Pee Pad Holder from 32" x 32" all the way up to 44" x 32" and all sizes and shapes in-between. The extensions allow the holder to fit perfectly to popular xl, xxl and xxxl pad sizes like 28" x 34" and 27.5" x 44." No tools are needed to assemble the extensions on the holder, simply insert each piece on opposite sides of the holder, and click into place. This Extension Kit does not include the holder. The Pad Genius SureGrip Pee Pad Holder must be purchased separately to accommodate extra-large absorbent pads. The Extension Kit extends the Pad Genius SureGrip Holder to fit pads up to 44" x 32". The Extension Kit includes two 12” extension pieces that simply click into place. No tools are required, just insert each piece on opposite sides of the holder. This Extension Kit is sold separately and does not include the holder. The Pad Genius SureGrip Pee Pad Holder must be purchased in addition to the extension kit in order to accommodate extra-large absorbent pads.