Here's a concise, informative rewrite focused on running leggings, optimized for the featured snippet:

Leggings can make or break your run. The best running leggings provide support, storage, and comfort while preventing chafing and slipping during movement. Here are the top picks tested by a certified running coach who's completed 15 marathons:

Best Overall: Lululemon Fast and Free High-Rise Tight

• Perfect pocket space for phone and gels
• Silky, lightweight fabric that stays in place
• Exceptional moisture-wicking
• Sizes: 0-20 with 23", 25", and 28" inseams
• Five secure pockets

Best for Speed Work: On Running Performance Tights

• Soft yet supportive compression
• Secure pockets that don't bounce
• Premium sweat-wicking material
• Sizes: XS-XXL with 27" inseam
• Two pockets

Best for Thick Thighs: Athleta High Rise 7/8 Legging

• Stretchy fabric accommodates all body shapes
• Wide, supportive waistband
• Buttery soft material
• Sizes: XXS-3X in petite, regular, and tall
• Two pockets

Key Features to Consider:

• Material: Look for moisture-wicking fabrics like lycra, spandex, nylon, and polyester
• Fit: Should be snug but not restrictive
• Storage: Secure pockets for essentials
• Compression: Optional feature for improved blood flow
• Care: Usually requires gentle wash, cool temperature, air dry

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