Wooden Floor Crack Gap Filler for Beautiful Stitching Furniture Wood Waterproof Polishing Beauty Paint Care Repair Waxing Agent. Easy to operate and quick to repair floor problems without worry. Features include quick repair, waterproof and anti-fouling, and no collapse or cracking. To use, clean the dust in and around the gap, put tape on both sides, squeeze an appropriate amount of caulking agent into the gap, press until flat, and wait for it to dry before tearing off the tape and cleaning off excess material.