Army Navy Gear's YakTrax Snow Trax are excellent for cold icy days outdoors. These are used by runners, first responders, law enforcement, construction, and just around the house shoveling the drive. These just slide on over shoes or boots for quick attachment and wear. 

• S/M Size: Men's 3 1/2 - 7 1/2, Women's 5 -9
• L/XL Size: Men's 8 - 12, Women's 9 1/2