MAC Ruby Woo lipstick is an iconic matte red shade with blue undertones, known for its classic, timeless appeal. It's highly pigmented, long-wearing, and suits a variety of skin tones. Many consider it a must-have red lipstick in their collection for its bold and flattering finish.

MAC Ruby Woo lipstick is celebrated for several qualities:

1. **Color**: It boasts a classic, vibrant red hue with blue undertones, flattering on a wide range of skin tones.

2. **Finish**: The lipstick has a matte finish, providing a bold, velvety look that stays put for hours.

3. **Longevity**: Known for its long-wearing formula, it offers hours of wear without fading or feathering.

4. **Pigmentation**: It's highly pigmented, delivering intense color payoff in just one swipe.

5. **Versatility**: Ruby Woo is a versatile shade suitable for various occasions, from everyday wear to special events.

6. **Iconic Status**: Regarded as a cult-favorite lipstick, it has achieved iconic status in the beauty industry and is loved by makeup enthusiasts worldwide.