Viking VW58-3 Bushwhacker Winter Chainsaw Boot. Made of highly abrasion and chemical resistant synthetic rubbers. Removable foam liner provides warmth to -70C. High impact, abrasion, chemical, oil resistant nitrile lug sole. Air-cushioned heel with Achilles tendon, ankle and metatarsal protection. CSA Z195-02 Green Tree chainsaw protection, CE Class 3 (highest) chainsaw resistant. CSA Class #1 steel toe and plate. CSA Omega electric shock resistant. Available in sizes 6-14. Sold as pair. Note:Recommended sizing is +1 from your regular size. ie: size 11 order size 12.