• A higher volume and wider forefoot make the Jackal GTX ideal for long and ultra-distance running
• Gore-Tex Invisible Fit® waterproofing protects from rain and snow while maintaining the same fit and feel as the non Gore-Tex® Jackal
• The FriXion®XT 2.0 rubber compound provides the ideal balance of traction and durability
• Near-Seamless uppers insure less hot-spots
• The reinforced eye-stays integrated into the side panel mesh facilitates upper adaptation for long distances and foot swelling
• Infinitoo™ PU inserts in the midsole provide a maximally cushioned feel that reduces foot fatigue on long runs