What's ASI? Advanced Sock Integration. What's so advanced? Read below...

STANDOUTS:

• Advanced Sock Integration For The Ultimate Fit With 32 Boots And Liners
• Technically Engineered Jacquard For Performance And Comfort
• Thermostatic Properties Regulate Warmth Keeping You Riding Longer
• Quick Dry And Ultra Breathable
• Moisture Wicking
• No-Slip Calf Cuff
• 32 Logo Embroidery

SPECS:

MATERIAL: 40% MERINO / 30% ACRYLIC / 28% NYLON / 2% ELASTANE.

SIZING (Wmns US): S/M (5-8), L/XL (8-10).