SPECIFICATIONS

• Prevent Chafing & Irritation: Protect your nipples from friction and discomfort during runs of any distance. (Replaces "Feature: Anti-friction" with clearer language)
• Discreet & Comfortable: Thin and lightweight design for a barely-there feel under clothing. (Implied from the materials and size, but worth stating explicitly)
• Reliable Protection: Stay confident and focused on your performance. (Focuses on the benefit)
• Breathable & Skin-Friendly: Made with a gentle film material that allows your skin to breathe. (Elevates the rather basic "Material: Film,Film")
• Two Color Options: Available in skin tone and white to match your skin or clothing. (Clearly presents the "Color" options)
• Unisex Design: Suitable for both men and women.
• Size: 4.5cm in diameter (Potentially helpful, but ensure this is clear in the product images and description as well)

Specifications:
1. Material: Film
2. Size: 4.5cm in diameter
3. Color: skin color, white
4. Function: Anti-bump/no trace invisible
5. Style: ultra-thin
6. Applicable scenarios: running, swimming, fitness, work, daily life,