10  paper bags per pack.
Suits Volta models Mighty Mite U4201, U4202, U4203, U4204, Contour U4203, Vivace U4206

Features:
- a heavy duty cardboard collar with rubber membrane for better a fit
- synthetic material for better strength and filtration
- double folded edge for better strength
- made from environmentally friendly paper

Collar Dimensions = 92mm wide x 94mm high (not including small tab) Hole diameter in cardboard = 52mm.  Rubber membrane (within hole) = 10mm