SEAL, F OSTOMY POUCH BRAVA 1" (10 BX) A P P Pumps Pads Access 0mm specula * Pocket Ophthalmoscope CRYO Systems Cuffs 0mm specula * Pocket Ophthalmoscope features: 5 aperture selections (small aperture large aperture fixation aperture semicircle aperture and red free filter) * 17 lenses from 20 to +20 diopters for better resolution * Illuminated dial * Silicon coated protection of glass components * Built in lens dust cover * Rubber brow rest prevents scratching of eyeglasses * Ophthalmoscope head made from polymid an impact resistant space age thermoplastic * AA metal battery handle interchanges * There are 100 in a pack so one pack should last you awhile Ostomy Seal Brava® Convex Starter Hole 1 Inch (25mm)