• Rugged steel studs for tenacious grip & stability • Stretchable rubber for easy on/off • Flexible to -40° C (-40° F) • Sizes: M (US 5-8 / EU 37-41), L (US 8-11 / EU 41-44.5), XL (US 11-14 / EU 44.5-48.5) • Includes 2 replacement studs • #6301 – 8 replacement studs sold