1 Set Hoover #59134050 + 59134033 Windtunnel HEPA Canister Vacuum Filters Kit Models S3755050, S3755, S3755080, S3765040 Includes 1 Primary Filter + 1 HEPA Exhaust Filter by EnviroCare Part #925 & 262 Designed to fit with or replace OEM part #: 59134033, #59134050 Dimensions: Primary Filter-Approximately 3 1/4" diameter, 4" high, Exhaust Filter-4 1/2 Diameter Fits Models: Hoover Windtunnel Bagless Canister #S3755050, S3755, S3755080, S3765040 A must for Allergy Sufferers!