Captures and retains up to three times more dust and hair than a traditional feather brush • Starter kit: 1 dust collector handle + 5 dust collector refills • Shake and puff up the refill before starting operation catch and hold • The ergonomic handle fits perfectly and comfortably in the hand • Thousands of flexible soft fibers capture and retain dust and hair that a feather brush will just disperse • Works on almost all dry surfaces without leaving a residue • Really good at catching pet hair.