CRO Manifesto
guideline #
98

Keep Product Descriptions Short & Scannable

context

Users don't read—they scan. Long, dense product descriptions overwhelm visitors and make it harder to grasp key details quickly.

Why?

Write concise, punchy descriptions using short sentences and bullet points. Highlight key features, benefits, and specifications clearly. This makes it easier for users to absorb information fast and make confident purchasing decisions.

Content
  • Your product page bounce rate exceeds 60% or time on page is under 45 seconds
  • You have product descriptions longer than 150 words or dense paragraph blocks without bullet points
  • Your mobile product page scroll depth shows users aren't reaching key product details
  • You're seeing high cart abandonment (above 70%) with low add-to-cart rates on product pages
  • Your store has sufficient traffic (500+ monthly product page views) to test description format changes

Transform your product descriptions into scannable, conversion-focused content that works across all devices.

  1. Audit Current Descriptions: Review your top 20 products and identify descriptions over 100 words or lacking bullet points. Focus on bestsellers first for maximum impact.
  2. Create New Structure in Shopify: Navigate to Products → [Product Name] → Description. Use this format: 2-3 sentence overview (40-60 words), followed by 4-6 bullet points highlighting key features and benefits.
  3. Format for Scannability: Use Shopify's rich text editor to add bullet points. Keep each bullet under 15 words. Bold key feature words like "waterproof" or "machine washable" using <strong> tags.
  4. Optimize for Mobile: Test on mobile devices. Ensure bullet points don't exceed 2 lines on smaller screens. Use 16px minimum font size for readability.
  5. Add Specifications Section: Create a separate tabbed section or accordion for detailed specs using Shopify's built-in tabs or apps like Tabs Studio.

Implementation Timeline: 2-3 hours for 10 products. Start with your top performers and work through your catalog systematically.

  • Time on Product Page: Expect 15-25% increase in average session duration within 2-3 weeks
  • Scroll Depth: Track improvement in users reaching product details section (target 75%+ completion rate)
  • Add-to-Cart Rate: Monitor 8-15% lift in product page conversion rates after 4 weeks
  • Mobile Bounce Rate: Look for 10-20% reduction in mobile product page bounces using Google Analytics 4
  • AVOID: Cutting descriptions so short that you remove essential selling points or social proof elements. BEST PRACTICE: Keep benefit-focused bullets while moving technical specs to a separate section.
  • AVOID: Using generic bullet points like "high quality" or "durable materials" across multiple products. BEST PRACTICE: Write specific, unique features for each product that differentiate from competitors.
  • AVOID: Forgetting to update product schema markup when changing description format. BEST PRACTICE: Ensure your new bullet points are included in structured data for SEO benefits.
  • AVOID: Making changes to all products simultaneously without testing. BEST PRACTICE: A/B test the new format on 5-10 products first to validate performance before rolling out site-wide.
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