Post-it Notes what did you ever do without them. Convenient colorful and easy to find our Original Cube Notes have been trusted for over 25 years - making them the right choice for your everyday communication needs. The striking color combinations make it easy for you to express your style. The 3"x5" size is perfect size for writing notes to others. Canary Yellow is simple and smart. Media Quantity: 100 Sheet. Media Type: Plain. Media Size: 3" x 5". Ruling: Not Applicable. Binding Type: Glue. Features: Self-adhesive Repositionable. Color: Canary Yellow. Recycled: No. Assembly Required: No. Country of Origin: US. Type: Adhesive Note.