LaSportiva UltraTrailRunningShoes - Jackal II GTX, Black/Yellow [BestBuy]

Mountain Running® shoe in Gore-Tex® membrane with Invisible Fit technology dedicated to off-road running in the winter months over ultra distances and prolonged workouts. This is enabled by the exceptional cushioning guaranteed by the innovative midsole that uses Infinitoo™ high energy return technology.Features:Protective toecap made of anti-shock and anti-abrasion TPUSide Net-Mesh for maximum breathabilityRock-Shield integrated into the high-density EVA midsole for stabler runningInnovative EVA sole/midsole package with internal cushioning pads with innovative Infinitoo™ high energy return technology. The front insert increases cushioning, the rear insert helps to make running stablerSoft and snug Comfort-Fit tongue for maximum freedom of movement, with internal gusset construction to protect you from rocks and mudFriXion® Red compound tread blocks with differentiated thickness and Impact Brake System and FLEX groovesLacing with loops incorporated directly into the side panels of the upper shoe, making it easier to adjust volumesComfortable, wider designed for use in ultra-trailsSpecifications:Upper: Sandwich mesh (toe and tongue) + thermo-adhesive TPU reinforcements + side panels in mono-filament Nylon + collar in stretch jerseyLining: Gore-Tex® Invisible fit Bluesign® CertifiedInsole: 4 mm Ortholite® Hybrid Mountain Running® ErgonomicMidsole: In EVA with Infinitoo™ Technology inserts + rock-shield in high density EVA + additional internal cushioning platform layerSole: FriXion® Red bi-compound with IBS side tread blocksDrop: 7mmHeel: 29mmUltra Long Distance, All Grounds, Frixion XT Red, Ortholite Blue, Impact Brake System Running and Infinitoo