Whitening Strips
Whitening strips are thin, flexible adhesive strips coated with hydrogen peroxide gel that users apply directly to teeth for 30-60 minutes to bleach surface stains and whiten smiles at home.
Estimated value as of 2026
Fun Fact
Crest 3D Whitestrips were invented by a Procter & Gamble scientist who got the idea from watching his wife struggle with messy tray-based whitening systems.
Price History
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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.
4-Year College Degree
Average total cost of a 4-year degree at a public university (in-state).
Rolex Daytona 'Paul Newman' 1969
A rare 1969 Rolex Daytona Reference 6239 with exotic dial, the iconic sports chronograph worn by actor Paul Newman for 15+ years.