Diablo premium ULTRAflex™ sanding sponges include break through innovations that improve performance, extend sanding life and increase hand sanding productivity. Featuring a premium aluminum oxide blend, these foam sponges remove material faster and offer up to 3X longer sanding life versus standard hand sanding sheets. ULTRAflex™ foam technology allows flexible, multi-profile contour sanding in hard to reach areas. The full contact design provides maximum sanding potential by delivering consistent scratch patterns and ultra smooth finishes. The superior grain bonding system, ENDURA-BOND, provides Diablo sanding sponges with longer life and extreme durability.

• Up to 3X longer sanding life versus standard foam sanding blocks
• ULTRAflex™ technology for flexible contour sanding in hard to reach areas
• Full contact design delivers consistent scratch patterns and ultra smooth finishes
• Premium aluminum oxide blend designed for maximum life and up to 3X more material removal versus premium foam sanding blocks
• Unique solvent-free coating prevents clogging and pitch up build for maximum performance and extended life
• ENDURA-BOND provides superior grit-to-backing bond for extreme durability
• Flexible foam material withstands tearing, crackling or buckling