Blinkers (signalling lights); Breathing apparatus for underwater swimming; Buzzers; Cell phone straps; Compasses (measuring instruments); Directional compasses; Divers' masks; Diving suits; Ear plugs for divers; Eyeglass cases; Eyeglass cords; Eyeglass frames; Eyeglasses; Gauges; Global positioning system (GPS) apparatus; Gloves for divers; Goggles for sports; Life belts; Life buoys; Life jackets; Life saving apparatus and equipment; Manometers; Marking buoys; Nose clips for divers and swimmers; Photographic racks; Pressure gauges; Pressure measuring apparatus; Protective helmets; Riding helmets; Signalling buoys; Signalling whistles; Spectacle lenses; Sunglasses; Protective helmets for sports