Give yourself a performance edge with CEP Running O2 Compression Socks. Used by professional athletes around the world, CEP compression running socks are scientifically proven to help you run with less effort and increased speed. In addition to blister prevention, CEP socks provide greater muscle oxygenation, an improved metabolization of lactic acid, and faster recovery for your muscles so you can return to training quicker than ever.

Note on Sizing:
To determine your size, measure the circumference of the fullest part of your calf.

Sizing Chart:
II 9.5-12.5" calf
III 12.5-15" calf
IV 15.25-17.5" calf

• 18-25mmHg compression
• Pre-exercise - muscle activation and reduction of injury risk
• During Exercise - optimized performance and stabilization
• Post-Exercise - shorter recovery phase
• Achilles heel support - additional support of the Achilles tendon protects
• Ventilation channels - create a pleasant foot climate
• Padded sole - special support prevents blisters
• Anatomically-shaped inline seams
• Left and right foot specific model
• Three-dimensional manufacturing process ensures perfect fit
• CellTex® Fiber finishing
    - A new refinement of thread (without chemical additives)
    - Facilitates the biological activation of skin cells
    - Provides a comfortable, skin sympathetic and climate-regulating wear.
• iPS® Integrated power system
    - Defined compression
    - Scientifically patented pressure profile
    - Improves blood circulation and enhances performance  
• Shin protection
• 85% Polyamid / 15% Elasthan
• Machine wash Warm, Tumble dry (do not bleach)
• Imported