The Gator Zip Handy Block Quick-Change Drywall Sanding Kit is the perfect solution for sanding and feathering drywall joint compounds, plaster, and spackling to prep walls for painting. The ergonomic sanding block provides comfort and control, while the quick-change hook and loop system allows for fast and easy sheet changes. This kit includes various grits to complete your project from start to finish. The high-density foam block ensures a cushioned sanding experience, reducing hand fatigue, while resin-coated sanding sheets offer durability and resistance to build-up.