21 Hand-operated non-electric cleaning instruments and appliances, namely, cleaning sponges, squeegees, grill scrapers; brushes, other than paintbrushes, namely, hair brushes, scrubbing brushes, washing brushes; steel chips in the nature of chipped steel wool for cleaning, sponges for cleaning, steel wool for cleaning, cloths of textile for cleaning, gloves for dishwashing for household purposes, non-electric tooth polishing apparatus, floor polish applicators mounted on mop handles for household purposes, brooms for carpets, mops; toothbrushes, electric toothbrushes, dental floss, shaving brushes, hair brushes, combs; flower pots, drinking straws, ironing boards and shaped covers therefor, drying racks for washing, clothes drying hangers; cages for household pets, indoor aquariums, indoor insect vivariums and indoor terrariums for animals and plant cultivation; ornaments and decorative goods of glass, porcelain, earthenware or clay, included in this class, namely, statues, figurines and vases and sports cups in the nature of trophies made of these materials; mouse traps, insect traps, electric devices in the nature of fly catchers being traps, electric fly swatters for attracting and killing flies and insects, fly catchers, fly swatter; perfume burners, perfume sprayers sold empty, perfume vaporizers sold empty, electric and non-electric make-up removing appliances, powder puffs, toilet cases in the nature of fitted vanity cases; nozzles for sprinkler hose, nozzles for watering cans, watering devices, namely, garden watering cans; unworked or semi-worked glass, except building glass, mosaics of glass and powdered glass for decoration, except for building, glass wool other than for insulation or textile use