{"product_id":"viktos-ptxf-core-shoe-winterlochen","title":"VIKTOS - PTXF Core Shoe | Winterlochen","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003ePurpose-built for the tactical athlete who trains as hard as they operate, the VIKTOS PTXF Core Shoe in Winterlochen delivers low-drop training performance across the gym, the track, and everything in between. Designed by US veterans for real-world use, this cross-training shoe supports the specific demands of military and law enforcement fitness: weighted carries, functional movement, and high-rep conditioning that separates prepared operators from everyone else. The PTXF Core handles rucking, strength work, and cross-training without compromise.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe 4mm heel-to-toe drop and high-volume forefoot work together to promote natural foot splay under heavy load, critical for balance during long sessions where fatigue builds from the ground up. The Mobility Bottom Unit delivers responsive grip across gym floors, pavement, and mixed outdoor surfaces, while Parariggers sidewall support provides the lateral structure needed for dynamic multi-directional drills. Backed by a 1-year manufacturer's warranty on materials and workmanship.\u003c\/p\u003e\n\u003ch4 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eFeatures\u003c\/h4\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eBreathable Mesh Chassis with Reinforced Overlays:\u003c\/strong\u003e Lightweight, ventilated mesh upper promotes airflow during high-intensity sessions, with synthetic leather overlays added at high-wear zones to extend the life of the shoe through hard use.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003e4mm Heel-to-Toe Drop for Training Mechanics:\u003c\/strong\u003e Low-profile drop is purpose-built for training, promoting natural movement, improved ground feel, and better mechanics during lifts, sprints, and functional drills.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eHigh-Volume Forefoot Construction:\u003c\/strong\u003e Wider forefoot allows natural foot splay under load, reducing fatigue and maintaining balance through extended training sessions with a ruck or barbell.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eParariggers Sidewall Support:\u003c\/strong\u003e Structural sidewall reinforcement delivers lateral stability and containment for dynamic, multi-directional movements without locking down flexibility where you need it.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eMobility Bottom Unit:\u003c\/strong\u003e Outsole engineered for traction, responsiveness, and grip across gym floors, pavement, and outdoor terrain, transitioning cleanly between training environments.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eVeteran-Designed in Portland, Oregon:\u003c\/strong\u003e Developed by a team of US veterans who understand operational performance requirements, built from experience rather than assumption.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eAustralian Climate Note:\u003c\/strong\u003e The breathable mesh chassis makes this shoe a strong choice for training in Queensland and Northern Australia heat, where footwear that vents well directly affects output and recovery between sessions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eSpecifications\u003c\/h4\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Winterlochen\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eUpper:\u003c\/strong\u003e Breathable mesh with synthetic leather overlays\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eDrop:\u003c\/strong\u003e 4mm heel-to-toe\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eForefoot:\u003c\/strong\u003e High-volume construction for natural foot splay\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eSupport:\u003c\/strong\u003e Parariggers sidewall\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eOutsole:\u003c\/strong\u003e Mobility Bottom Unit\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year (materials and workmanship)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VIKTOS","offers":[{"title":"US 9.0","offer_id":46014542839977,"sku":"1002704","price":142.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/9374\/4297\/files\/61smzcvGfvL._SY695.jpg?v=1751352678","url":"https:\/\/www.tacsource.us\/products\/viktos-ptxf-core-shoe-winterlochen","provider":"TacSource","version":"1.0","type":"link"}