DH proven pedigree. Lighter refined and ready for every trail. The Chamber Trail builds on the DH-proven power transfer of the Chamber while reimagining a performance-driven upper that maximizes breathability enhances pedal-feel and saves weight. Built on the same tri-molded DH platform as the World Cup-winning Chamber the all-new Chamber Trail is engineered to deliver a lighter feel and enhanced ventilation without sacrificing any power transfer. A BOA Fit System powered by single Li2 machined aluminum dial mates with durable injection molded lace guides a closed-knit ankle cuff to keep out debris and a microfiber upper with integrated mesh ventilation. With Giro's proprietary Sensor rubber that balances grip and durability plus an optimized +10mm cleat setback the Chamber Trail is the next step in progressive MTB riding. Key Features UPPER Microfiber upper with built-in mesh ventilation BOA Fit System powered by single Li2 machined aluminum dial Injection molded lace guides Stainless steel coated laces TPU toe and heel protection Closed knit ankle cuff OUTSOLE Giro-designed Sensor rubber with balanced grip+durability +10mm optimized cleat setback FOOTBED Molded DH EVA footbed Material Composition Upper: 85% Synthetic Leather 40% PU / 60% Nylon / 10% Textile 100% Polyester / 5% Rubber. Lining: 100% Textile 100% Polyester. Sole: 85% Rubber Sole / 12% IMEVA Midsole / 3% TPU Plate Cement Construction.