Each package contains three Max ABS replacement scraper blades. For optimal cleaning performance, replace blades every 2-5 months.
Flipper Max ABS Replacement Blades (for acrylic tanks). Flipper's patented design creates the only aquarium cleaner that can FLIP from scrubber to scraper simply by rotating the handle. Complete cleaning without ever getting your hands wet.
Blade Replacement Instructions:
1. Remove old blade by lifting up the tabs and pulling.
2. Do not grab sharp edges of the blade when removing.
3. New blade will snap into place in only one correct direction.