One packet of 2 belts made by Electruepart to fit the following Hoover models- Purepower. Vortex, Dust manager U3120/ 30/35/36/37/40/41/ 42/50 U3140/ 41/ 42/50/ 53/55/58/60 U3250, U3330, 40/50/60 U3456/70/80/85/ V1500/ 10, V2000/01/10 V2500/10, V2600 DM4450/60/70/80 DM4250 BLT6160 V17