Gel Pen
A gel pen is a common office supply writing instrument that uses gel ink for smooth, vibrant writing on paper.
Estimated value as of 2026 · Source: Average from Walmart, Office Depot, Staples, and Target single gel pen prices
Fun Fact
Gel pens were invented in Japan in the 1980s and became popular worldwide for their bold colors and skip-free performance compared to ballpoint pens.
Price History
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Protein Powder
Protein powder is a dietary supplement powder used for personal care and fitness, typically containing whey, casein, or plant-based proteins to support muscle building and recovery.
Glass Cleaner
Glass cleaner is a spray bottle household product designed to remove smudges, fingerprints, and dirt from windows, mirrors, and glass surfaces.
Snow Plowing
Snow plowing is a professional service using plow trucks to clear snow from driveways, sidewalks, and parking areas for residential and commercial properties in the United States.
Grand Piano (Steinway & Sons Model D)
Professional-grade concert grand piano with 9-foot frame.