32-lb supply of PERMACOLOR Select NS Grout Base with Frosty (2609) color kits (four 8-lb base bags plus four matching dry pigment color kits). PERMACOLOR Select NS is an ultra-premium, polymer-fortified, unsanded portland-cement grout base designed especially for delicate surfaces like highly polished marble or soft glass. It’s suitable for use in joints up to ½ inch wide. This grout base exceeds ANSI 118.7 standards, is non-shrinking, non-dusting, non-yellowing, easy to clean, and includes built-in Microban® antimicrobial protection to inhibit mold and mildew on the grout surface. All components are new and unopened. Ideal for interior, exterior, and even submerged installations.