GoldTone Pre and Post Filter for Dyson DC41 DC65 DC66 Animal, MultiFloor and Ball Vacuums Filter Replacement Dyson Filter Replacements Parts # 920769-01 & 920640-01 (Combo Pack) - Walmart.com
Dyson Ball Animal 3 Complete vacuum
Dyson Ball Animal 2 Total Clean/Origin vs Dyson Ball Animal 3 Extra/Complete Side-by-Side Vacuum Comparison - RTINGS.com