Dermagran®–B Nonsterile Hydrophilic Wound Dressing, 3 oz., 1 Each Diagnostic Accessories Attaches to left and right Jobst for Men 20 30 Knee High Attaches to left and right wheelchair footrests * Cushioned side and back panels prevent feet from slipping * Permits resident to self propel * Covered in durable wipe clean nylon 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 * Zinc nutrient dressing formulation and balanced pH technology