Amazon.com | Adidas Terrex Agravic Boa Rain.rdy Trail 。* Micro-adjustable dial lace system * Textile upper with abrasion-resistant weldings * Textile upper with abrasion-resistant weldings * Boost midsole * Textile lining and moulded sockliner * Material: Rubber Let the trails be your guide. These adidas Terrex Agravic trail running shoes support extended runs into the alpine. The BOA Fit System provides a snug, micro-adjustable fit for the stability to tackle rugged terrain. Each step fuels the next with the energised feel of Boost. Continental Rubber grips roots and rocks, wet or dry, for confident footing.