Soft Shaping Block Flexpad SB12 hexcel fiberglass A: It improves viscosity

A: It improves viscosity

such as a softer silicone material with a broader nose fit

rapid wetting chopped strand mat that is composed of multi compatible saline sized chopped glass fibers

The respirator incorporates 3M’s proprietary technology with advanced electrostatically charged microfiber filter media designed for ease of breathing

Soft Shaping Block Flexpad SB12 hexcel fiberglass A: It improves viscosityThe SB12 is a custom molded soft yellow shaping sanding block that uses a Velcro hook system to attach our hook & loop 4 1 2" x 11" Indasa sandpaper or Abranet sand screen found in the abrasive section. The block is 4 1 2" x 11" x 1 1 8". It's a super flexible block and won't distort after use. This shaping sanding block is molded not glued together and is the only one of it's kind made in the USA. It's built to last.